Educational platforms are evolving rapidly. With the rise of digital learning, students, educators, researchers, and professionals increasingly rely on structured knowledge resources that go beyond traditional textbooks. One emerging model is the educational case study e-commerce site, a platform where curated case studies are created, sold, licensed, or distributed to learners worldwide.
These platforms combine education technology and e-commerce functionality, allowing organizations to monetize educational content while providing valuable learning resources. Universities, consulting firms, educators, and corporate training providers frequently use case studies to teach real-world problem solving, strategic thinking, and analytical skills.
Because of this demand, many organizations are exploring the idea of launching their own case study marketplace or educational content store. However, before starting development, one important question arises:
What is the cost to create an educational case study e-commerce site?
The answer depends on several factors including platform complexity, features, scalability, design quality, and development approach. In this comprehensive guide, we will explore every cost component involved in building such a platform so you can estimate the investment accurately.
Understanding an Educational Case Study E-Commerce Website
What Is an Educational Case Study Marketplace?
An educational case study e-commerce site is a digital platform where case studies are sold or distributed as educational resources. These case studies may include:
- Business case studies
•Marketing case studies
•Medical case studies
•Law case studies
•Engineering case studies
•Startup success stories
•Corporate strategy analysis
•Research-based academic studies
These platforms often allow users to browse, preview, purchase, and download case studies or access them through subscriptions.
Some advanced platforms also include interactive learning tools, discussion boards, and instructor resources.
Who Uses Educational Case Study Platforms?
A wide variety of users benefit from such platforms.
Students
Students use case studies to understand real-world scenarios and practical business problems.
Universities and Educators
Professors often integrate case studies into coursework to improve analytical thinking.
Corporate Trainers
Companies use case studies to train employees in leadership, strategy, and decision making.
Consultants and Researchers
Consultants analyze case studies to understand market strategies, failures, and innovations.
Entrepreneurs
Startup founders often study real business case studies to learn growth strategies.
Because the audience is large and diverse, launching a case study marketplace can become a highly profitable digital education business model.
Why Build an Educational Case Study E-Commerce Website?
Before analyzing development cost, it is important to understand the value of building such a platform.
Growing Demand for Online Learning
The global e-learning market is expanding rapidly. Millions of learners prefer digital resources that provide real-world examples rather than theoretical explanations.
Case studies offer:
- Practical learning
•Real industry insights
•Critical thinking exercises
•Strategic problem solving
Because of this, educational institutions and businesses are investing heavily in case study platforms.
Monetization Opportunities
A case study e-commerce platform provides multiple revenue streams.
Direct Case Study Sales
Users purchase individual case studies.
Subscription Access
Monthly or annual subscriptions for unlimited case study access.
Institutional Licensing
Universities purchase licenses for student access.
Premium Content
Advanced or specialized case studies offered at higher prices.
Certification Programs
Platforms can bundle case studies with certification courses.
These monetization options make the platform financially attractive.
Brand Authority and Knowledge Leadership
Organizations that publish high-quality case studies gain credibility in their industry.
For example:
- Consulting firms publish strategy case studies
•Marketing agencies publish campaign success studies
•Medical organizations publish clinical case reports
By hosting these on an e-commerce platform, companies establish authority and thought leadership.
Key Components of an Educational Case Study Website
The cost of development depends heavily on the features included in the platform.
Below are the core components that influence pricing.
Content Management System
A content management system (CMS) allows administrators to upload and manage case studies.
Essential CMS features include:
- Upload case study documents
•Categorize by industry or topic
•Add tags and metadata
•Manage downloads and access permissions
•Edit content easily
Popular CMS options include:
- WordPress
•Custom CMS
•Headless CMS systems
The complexity of the CMS directly affects development cost.
User Registration and Authentication
Educational platforms typically require user accounts.
Basic user features include:
- Sign up and login
•Profile management
•Purchase history
•Saved case studies
•Download access
Advanced systems may include:
- Student dashboards
•Instructor dashboards
•Institutional accounts
•User role management
E-Commerce System
Because this platform sells digital products, an e-commerce module is required.
Important functions include:
- Product listing pages
•Secure checkout
•Payment gateway integration
•Coupon and discount management
•Invoice generation
•Digital file delivery
The more advanced the sales system, the higher the development cost.
Search and Filtering System
Educational platforms may contain hundreds or thousands of case studies.
A powerful search system is essential.
Users should be able to filter by:
- Industry
•Subject area
•Difficulty level
•Business function
•Publication date
•Case type
Building a fast and accurate search experience improves user engagement.
Digital File Management
Case studies are usually delivered as digital files such as:
- PDF documents
•Video explanations
•Interactive presentations
•Data analysis spreadsheets
The platform must support:
- Secure downloads
•DRM protection
•Access control
•Cloud storage integration
This system is critical for protecting intellectual property.
Advanced Learning Features
Modern educational platforms often include learning tools beyond simple downloads.
Examples include:
- Case study discussion forums
•Instructor notes
•Student analytics
•Quiz assessments
•Interactive simulations
Adding these features increases both complexity and cost.
Admin Dashboard
A powerful admin dashboard is necessary to manage the platform.
Administrators must be able to:
- Upload new case studies
•Track sales and downloads
•Manage users
•Monitor site analytics
•Moderate comments and discussions
•Adjust pricing and promotions
Admin dashboards are usually custom developed and represent a significant portion of development cost.
Mobile Responsiveness
Most learners access educational content from mobile devices.
The platform must work seamlessly across:
- Desktop
•Tablet
•Mobile devices
Responsive design improves user experience and SEO ranking.
Security and Data Protection
Security is essential for any e-commerce platform.
Security features may include:
- SSL encryption
•Secure payment processing
•Data privacy compliance
•User authentication safeguards
•Anti-piracy protection
Platforms handling academic content must ensure secure data management.
Factors That Influence the Cost of Development
Now that we understand the core components, we can explore what drives the overall cost.
Platform Type
The first cost factor is the type of platform being built.
SaaS Platforms
Using SaaS solutions such as hosted website builders can reduce cost.
However, customization is limited.
Estimated cost range:
$2,000 to $8,000
CMS Based Platforms
Using platforms like WordPress with e-commerce plugins offers flexibility.
Estimated cost range:
$5,000 to $20,000
Custom Developed Platforms
Fully custom educational platforms provide maximum scalability.
Estimated cost range:
$25,000 to $150,000+
Design Complexity
Design quality affects development time.
Basic designs cost less, while custom UI/UX experiences increase cost.
Design elements include:
- User interface design
•Interactive learning layouts
•Mobile optimization
•Brand customization
Feature Complexity
The number of features directly impacts the budget.
Basic platform features:
- User login
•Case study uploads
•Payment system
Advanced features:
- AI search
•Student analytics
•Instructor dashboards
•Community learning
More features mean more development hours.
Development Team Location
Development cost varies by region.
Typical hourly rates:
- North America: $100 to $200 per hour
•Western Europe: $80 to $150 per hour
•Eastern Europe: $40 to $80 per hour
•Asia: $25 to $60 per hour
Choosing an experienced development partner is critical.
Organizations looking for scalable solutions often collaborate with specialized development firms such as Abbacus Technologies that build custom educational platforms and e-commerce systems tailored for digital learning businesses.
Third-Party Integrations
Many platforms require integrations such as:
- Payment gateways
•Email marketing systems
•Learning management tools
•Analytics software
Each integration increases development effort.
Hosting Infrastructure
Educational platforms require reliable hosting to support downloads and user traffic.
Hosting expenses may include:
- Cloud hosting
•Content delivery networks
•Database servers
•Backup systems
Large platforms require scalable infrastructure.
Maintenance and Ongoing Costs
Development is only the initial investment.
Ongoing costs include:
- Security updates
•Server maintenance
•Bug fixes
•Feature improvements
•Customer support
These costs are important for long-term platform success.
Cost Range Summary
Based on feature complexity, the cost to create an educational case study e-commerce site can fall within the following ranges:
Basic platform: $5,000 to $15,000
Moderate platform: $20,000 to $60,000
Advanced enterprise platform: $80,000 to $200,000+
Core Features That Define the Cost of an Educational Case Study E-Commerce Platform
Building a successful educational case study marketplace involves more than simply uploading documents and adding a payment gateway. A high-performing platform requires a carefully planned architecture that supports user engagement, digital transactions, content protection, and scalable learning tools. Each feature added to the platform directly influences the development cost, time, and long-term maintenance requirements.
Understanding the most important platform features helps business owners estimate realistic budgets while ensuring the platform meets educational and commercial objectives.
Case Study Catalog Management System
One of the foundational features of an educational case study e-commerce site is the catalog management system. This system organizes all educational materials and makes them accessible to users through structured navigation.
A well-developed catalog system allows administrators to upload, categorize, and organize thousands of case studies in a user-friendly way. Without an effective content management structure, users may struggle to find relevant learning materials.
Key catalog capabilities typically include:
- Upload case study documents in multiple formats
•Categorize studies by subject, industry, or academic discipline
•Add metadata such as keywords, difficulty level, and topic tags
•Provide short summaries and previews for users
•Enable instructor notes and supplementary learning materials
•Organize case studies into collections or bundles
Developing a dynamic catalog system usually requires database structuring, search optimization, and content tagging architecture. The complexity of the catalog system can influence development costs significantly.
Estimated development cost for catalog management functionality generally ranges between $2,000 and $10,000 depending on the scale of the platform.
Advanced Search and Filtering Capabilities
Educational platforms often contain hundreds or even thousands of case studies. For users to navigate such extensive content libraries efficiently, the platform must include advanced search and filtering tools.
A powerful search experience improves user satisfaction and increases purchase conversions because users can quickly find relevant case studies.
Important search features include:
- Keyword-based search functionality
•Filtering by industry sector
•Filtering by education level or difficulty
•Filtering by subject area such as marketing, finance, law, or healthcare
•Sorting by popularity, ratings, or newest uploads
•Filtering by case study format such as video, document, or interactive case
Implementing intelligent search often involves indexing databases and optimizing search queries for speed and accuracy. Platforms may also integrate artificial intelligence to recommend related case studies based on user behavior.
Search functionality development costs typically range from $1,500 to $8,000 depending on the complexity and performance optimization requirements.
Secure Digital File Delivery System
Educational case studies are intellectual property. Protecting that content while allowing easy access to legitimate buyers is one of the most important technical requirements of a case study marketplace.
The platform must securely deliver digital files while preventing unauthorized sharing or piracy.
Essential components of a secure digital delivery system include:
- Encrypted file storage
•Protected download links
•Limited download attempts
•Watermarked PDF files
•Access expiration systems
•Streaming access for video case studies
Some platforms also implement digital rights management systems to prevent copying or redistribution.
The cost of implementing secure digital file delivery typically ranges from $2,000 to $12,000 depending on security layers and storage solutions.
Payment Gateway Integration
Since the platform operates as an e-commerce website, payment processing is a central feature. Users must be able to purchase case studies quickly and securely.
Popular payment gateways include global solutions such as credit card processors and digital wallet systems. For educational marketplaces with international audiences, multi-currency support is often necessary.
Key payment system capabilities include:
- Secure checkout process
•Multiple payment options
•Currency conversion support
•Automated invoice generation
•Subscription billing systems
•Refund and payment management tools
Developing and integrating a payment gateway typically costs between $1,000 and $5,000 depending on the number of payment methods supported.
User Account and Dashboard System
Educational platforms usually require registered users so they can manage purchases and access purchased content. A user dashboard improves the learning experience and allows users to track their activity on the platform.
User dashboards typically provide:
- Profile management
•Purchase history
•Saved or bookmarked case studies
•Download access to purchased materials
•Learning progress tracking
•Discussion participation
More advanced platforms also include dashboards designed specifically for educators or institutions.
Development costs for user dashboards typically range from $2,000 to $8,000 depending on customization.
Subscription and Membership System
Many case study marketplaces operate using subscription models instead of selling individual documents. A subscription system allows users to access an entire library of case studies for a monthly or yearly fee.
Subscription systems must support recurring billing and access control.
Key subscription features include:
- Monthly or annual membership plans
•Free trial periods
•Tiered pricing models
•Access level restrictions
•Automatic billing renewal
•Subscription cancellation management
Building a fully functional membership system generally costs between $2,500 and $10,000 depending on the complexity of pricing structures.
Content Preview and Sample Viewing
Before purchasing a case study, users often want to preview the material. Providing preview sections increases trust and improves conversion rates.
Preview functionality may include:
- Partial PDF previews
•Summary descriptions
•Preview videos explaining the case
•Sample pages from the document
•Instructor commentary excerpts
Developing preview functionality is relatively affordable but still requires integration with the content management system.
Typical cost ranges from $500 to $2,500.
Ratings and Review System
User-generated reviews add credibility to educational content. When learners can rate and review case studies, other users gain insight into the quality and usefulness of the material.
Review systems also improve search engine optimization because user-generated content increases keyword diversity.
Features in a review system may include:
- Star ratings
•Written reviews
•Helpful vote buttons
•Verified purchase labels
•Moderation tools for administrators
Development cost for a review system usually ranges from $800 to $3,000.
Instructor and Contributor Panels
Some platforms allow educators or industry professionals to contribute case studies and earn revenue from their work. In such cases, the platform requires contributor dashboards.
Contributor systems allow authors to:
- Upload new case studies
•Track sales of their content
•Update materials
•Communicate with administrators
•View performance analytics
Revenue sharing mechanisms must also be built into the system so contributors receive their percentage of each sale.
Creating contributor management features may cost between $4,000 and $15,000 depending on the complexity of the revenue distribution model.
Community Discussion and Learning Interaction
Many modern educational platforms go beyond selling static content. They create learning communities where students and professionals can discuss case studies, share perspectives, and analyze solutions collaboratively.
Community features may include:
- Discussion forums
•Comment sections on case studies
•Instructor Q&A threads
•User groups by industry or subject
•Live discussion sessions
Community engagement improves platform retention and increases the perceived value of the content.
However, developing social interaction tools increases development complexity.
Community feature development costs typically range from $3,000 to $12,000.
Analytics and Reporting Tools
Platform owners need access to analytics data to monitor business performance. Analytics tools help track sales trends, user engagement, and popular case studies.
Useful analytics metrics include:
- Total revenue generated
•Most downloaded case studies
•User activity patterns
•Conversion rates
•Subscription retention rates
•Traffic sources
Analytics dashboards also help content creators understand which topics attract the most interest.
Developing analytics and reporting systems typically costs between $2,000 and $8,000.
Mobile Optimization and Cross-Device Experience
Modern learners use a variety of devices to access educational content. Students may browse case studies on laptops, tablets, or smartphones depending on their learning environment.
Therefore the platform must be fully responsive and optimized for different screen sizes.
Mobile optimization includes:
- Responsive design layouts
•Mobile-friendly navigation
•Optimized download speeds
•Touch interface compatibility
•Mobile payment compatibility
Designing a fully responsive platform may add $1,500 to $5,000 to the overall development budget.
Search Engine Optimization Architecture
An educational case study marketplace benefits greatly from organic search traffic. Search engine optimization must be integrated into the platform architecture from the beginning.
SEO-friendly features include:
- Optimized URL structures
•Schema markup for educational content
•Metadata management tools
•Fast loading page speeds
•Mobile optimization
•Structured content categories
Proper SEO implementation helps platforms rank for thousands of long-tail keywords related to case study topics.
Integrating SEO architecture during development typically costs between $1,000 and $4,000.
Email Marketing and Automation
Email marketing plays an important role in retaining users and promoting new case studies.
Marketing automation tools allow platform owners to send targeted messages to users.
Typical email automation features include:
- Welcome email sequences
•Purchase confirmation emails
•New case study alerts
•Personalized recommendations
•Abandoned cart reminders
Integrating email marketing tools generally costs between $500 and $2,500 depending on the marketing platform used.
Cloud Infrastructure and Hosting
Hosting infrastructure is another critical factor that affects platform cost. Educational platforms require reliable servers to support file downloads, user accounts, and payment processing.
Hosting components include:
- Cloud hosting providers
•Content delivery networks
•Database servers
•Backup storage
•Security monitoring
Small platforms may begin with affordable hosting plans, but as traffic grows the infrastructure must scale.
Monthly hosting costs typically range from $50 to $500 for small platforms and can reach several thousand dollars per month for enterprise platforms.
Ongoing Maintenance and Platform Updates
Launching a website is only the first step. Continuous maintenance ensures the platform remains secure, fast, and functional.
Maintenance services usually include:
- Security updates
•Software upgrades
•Bug fixes
•Server monitoring
•Performance optimization
•Feature improvements
Maintenance costs often range between 15 percent and 25 percent of the initial development cost annually.
Businesses aiming to build long-term educational platforms often work with experienced development partners who understand scalable architecture and educational technology systems. A skilled technology team can ensure that the platform remains reliable and adaptable as user demand grows.
Technology Stack and Development Architecture for an Educational Case Study E-Commerce Platform
When estimating the cost to create an educational case study e-commerce website, one of the most important aspects to consider is the technology stack. The technology stack refers to the programming languages, frameworks, databases, cloud infrastructure, and third-party tools used to build the platform.
Choosing the right technology stack directly impacts the development cost, scalability, performance, and long-term maintenance of the platform. A well-designed architecture ensures the platform can support thousands of users, manage large volumes of case study content, and provide a smooth user experience.
In this section, we will examine the technologies typically used to build educational marketplaces and analyze how each component contributes to the overall development cost.
Frontend Development Technologies
The frontend is the part of the website that users interact with. It includes the visual interface, navigation menus, product pages, dashboards, and checkout systems.
A well-designed frontend plays a major role in user engagement because educational platforms rely heavily on readability, clarity, and smooth navigation.
Core Frontend Technologies
Most modern platforms use the following technologies for frontend development:
- HTML5 for content structure
•CSS3 for styling and layout design
•JavaScript for interactive functionality
These technologies form the foundation of almost every modern website.
However, advanced platforms often use frontend frameworks to improve performance and development efficiency.
Modern JavaScript Frameworks
JavaScript frameworks allow developers to build faster and more responsive web applications.
Popular frameworks include:
- React
•Angular
•Vue.js
These frameworks allow dynamic content loading without refreshing the entire page. This is especially important for platforms where users frequently browse multiple case studies.
Advantages of modern frontend frameworks include:
- Faster user interactions
•Reusable components
•Improved performance
•Better scalability
Using advanced frameworks may increase development cost slightly but improves long-term platform performance.
Frontend development costs typically range between $5,000 and $25,000 depending on design complexity and interactive features.
Backend Development Technologies
The backend handles the core functionality of the platform. It manages databases, user authentication, file storage, and payment processing.
For educational e-commerce websites, the backend must be powerful enough to support content management and secure digital transactions.
Popular Backend Programming Languages
Several programming languages are commonly used to build scalable platforms.
These include:
- PHP
•Python
•Node.js
•Ruby
Each language has its own advantages.
PHP is widely used for content management systems, while Node.js is preferred for real-time applications and high scalability.
Python is often chosen for educational platforms because it supports powerful frameworks and AI integration.
Backend Frameworks
Frameworks help developers build applications faster and more efficiently.
Some commonly used backend frameworks include:
- Laravel for PHP development
•Django for Python development
•Express.js for Node.js development
•Ruby on Rails for Ruby development
These frameworks provide built-in tools for authentication, database management, and security.
The backend is usually the most complex part of the system and may account for 30 to 40 percent of total development cost.
Backend development typically costs between $10,000 and $60,000 depending on complexity.
Database Architecture
Educational platforms must store a large amount of structured information including user accounts, case studies, transactions, reviews, and analytics data.
A reliable database system is essential to ensure smooth platform performance.
Common Database Options
Most platforms use one of the following databases:
- MySQL
•PostgreSQL
•MongoDB
•MariaDB
Relational databases like MySQL and PostgreSQL are commonly used for e-commerce systems because they manage structured data efficiently.
NoSQL databases such as MongoDB may be used for flexible content storage.
Database Design Considerations
When designing a database for a case study marketplace, developers must consider:
- User data storage
•Content categorization
•Purchase records
•Subscription management
•Download permissions
•Review and rating systems
A well-optimized database ensures fast search performance and secure data handling.
Database architecture development may cost between $3,000 and $12,000 depending on scale.
Cloud Hosting Infrastructure
Hosting infrastructure determines how well the platform performs under traffic load.
Educational platforms must handle:
- User logins
•File downloads
•Streaming content
•Payment transactions
Cloud infrastructure allows platforms to scale easily as traffic increases.
Popular Cloud Providers
The most widely used cloud providers include:
- Amazon Web Services
•Google Cloud Platform
•Microsoft Azure
•DigitalOcean
These platforms provide flexible hosting environments that allow developers to scale resources based on demand.
Content Delivery Networks
Educational case studies often include downloadable files, videos, and large documents. A content delivery network improves loading speed by distributing files across multiple global servers.
Benefits of content delivery networks include:
- Faster file downloads
•Reduced server load
•Better global performance
•Improved website speed
Hosting and infrastructure setup typically costs between $500 and $5,000 during development plus monthly hosting fees.
User Authentication and Security Systems
Security is a major concern for any digital marketplace, particularly when it involves academic content and financial transactions.
The platform must implement strong authentication systems to protect user accounts and intellectual property.
Authentication Features
Common authentication features include:
- Secure password encryption
•Two-factor authentication
•Social login integration
•Email verification systems
•Session management
Secure login systems help prevent unauthorized access and account breaches.
Data Protection and Compliance
Educational platforms may collect sensitive information such as student profiles, payment data, and usage analytics.
To maintain user trust, platforms must comply with global data protection standards.
Security measures may include:
- SSL encryption
•Secure payment protocols
•Data access controls
•Automated backup systems
•Fraud detection tools
Developing a robust security infrastructure can cost between $2,000 and $10,000 depending on platform complexity.
Learning Experience Design and User Interface
User experience plays a critical role in the success of an educational platform. Students and professionals expect a smooth learning journey from browsing case studies to downloading materials.
A well-designed user interface increases engagement and encourages repeat purchases.
Key UI Components
An educational case study marketplace typically includes:
- Homepage with featured case studies
•Case study product pages
•Learning dashboards
•Search and category pages
•Checkout pages
•User profile sections
Each page must be designed to maximize usability and readability.
UX Design Process
Professional user experience design often follows a structured process:
- User research and persona development
•Wireframe design
•Prototype testing
•Visual design creation
•Interface optimization
Good UX design reduces user confusion and improves conversion rates.
Design costs typically range between $3,000 and $15,000 depending on platform complexity.
Content Creation and Case Study Development Costs
Another factor that affects the overall cost of building an educational case study platform is the cost of creating the case studies themselves.
Case studies require research, writing, editing, and formatting.
Case Study Production Process
Developing a high-quality case study typically involves:
- Industry research
•Data collection
•Content writing
•Professional editing
•Graphic design and charts
•Academic review
Because case studies require deep analysis, they often take significant time to produce.
Average Case Study Production Cost
Professional case study creation costs vary depending on complexity.
Typical cost ranges include:
Basic case study: $200 to $500
Professional research case study: $500 to $2,000
Advanced academic case study: $2,000 to $10,000
Platforms planning to launch with hundreds of case studies must account for these production costs in their budget.
Development Timeline for an Educational Case Study Platform
The time required to build a platform also affects development cost. The longer the project takes, the more development hours are required.
Typical Development Phases
Building an educational marketplace usually involves several stages.
Planning and research phase
Design and wireframing
Frontend development
Backend development
Integration of payment systems
Testing and quality assurance
Launch and deployment
Estimated Development Time
Development timelines vary based on complexity.
Basic platform: 2 to 3 months
Medium complexity platform: 4 to 6 months
Advanced enterprise platform: 6 to 12 months
A structured development process ensures the platform launches with minimal technical issues.
Organizations that want professional development support often collaborate with experienced technology providers that specialize in building scalable digital platforms. A skilled development team can guide businesses through architecture planning, feature development, and long-term platform scalability.
Scalability Planning for Future Growth
A common mistake many startups make is building platforms that cannot scale effectively. As user numbers increase, platforms must handle higher traffic volumes, more downloads, and larger content libraries.
Scalable architecture ensures the platform remains stable even as demand grows.
Scalability Strategies
Developers implement several strategies to support growth.
- Cloud-based hosting infrastructure
•Load balancing systems
•Database optimization
•Content delivery networks
•Microservices architecture
These solutions ensure the platform remains fast and reliable.
Performance Optimization
Educational platforms must load quickly to retain users and improve search engine rankings.
Performance optimization techniques include:
- Image compression
•File caching
•Lazy loading of media
•Code optimization
•Database indexing
Optimized performance improves both user satisfaction and SEO performance.
Testing and Quality Assurance
Before launching an educational platform, developers must test all features thoroughly.
Testing ensures that users can browse case studies, make payments, and download content without errors.
Common testing procedures include:
- Functional testing
•Security testing
•Payment gateway testing
•Performance testing
•Mobile compatibility testing
Quality assurance usually accounts for 10 to 15 percent of the total development budget.

