1. Introduction

1.1 Purpose :
This document outlines the use cases and requirements for [Website Name], a [brief description of the website's purpose].

1.2 Scope
[Website Name] is an [briefly describe the type of website] designed to [briefly describe the main goals and functionality of the website].

2. Actors
User: Any individual accessing [Website Name].

3. Use Cases

3.1 Use Case 1: [Use Case Name]

3.1.1 Description
This use case describes the process of [briefly describe the action or task related to this use case].

3.1.2 Preconditions
User must be logged in (if applicable).
[Any other necessary preconditions].

3.1.3 Basic Flow
User [describe user's action].
[System response or action].
[Continue steps as necessary].
[Repeat steps as necessary].
User [describe user's final action].

3.1.4 Alternative Flows
Alternative Flow A: [Describe an alternative flow if applicable].
Alternative Flow B: [Describe an alternative flow if applicable].
[Continue with additional alternative flows as necessary].

3.1.5 Postconditions
Describe the system's state after the use case is completed].
[Any notifications or confirmations].

3.2 Use Case 2: [Use Case Name]

4. Non-Functional Requirements

4.1 Performance
The website should load [specify loading time] under normal server conditions.
[Additional performance requirements].

4.2 Security
User data should be encrypted during transmission.
Strong authentication mechanisms should be implemented.
[Additional security requirements].

4.3 Usability
The website should be intuitive and user-friendly.
It should be accessible for users with disabilities.
[Additional usability requirements].

4.4 Compatibility
The website should be compatible with the latest versions of major browsers (Chrome, Firefox, Safari, Edge).
It should be responsive and work on mobile devices and tablets.
[Additional compatibility requirements].

5. System Architecture
[Provide an overview of the system's architecture, including components, technologies used, and any third-party integrations.]

6. Data Flow Diagram
[Include a diagram that shows the flow of data within the system, illustrating how different components interact.]

7. User Interface Mockups
[Include mockups or wireframes of key user interfaces to give an idea of the website's visual design.]

8. Appendices

8.1 Glossary
[Include a glossary of terms and acronyms used throughout the document.]

8.2 References
[List any external documents or sources referenced in this use case documentation.]