# App Custom Instructions ### How to Access Click on your application name in the top left corner of your workspace, then select Settings > Custom Instructions ### When to Use * Working on a project with specific requirements or constraints * Need the agent to follow particular coding standards for this app * Want different behaviour for different projects ### Best Practices * Recommended length: 50-500 characters * Be specific about what makes this project unique * Include any domain-specific terminology or business logic #### Examples > "This is a healthcare app. Always prioritize HIPAA compliance and patient data security." > "Use TypeScript strict mode. Prefer functional components. Follow our company's design system." > "This app targets non-technical users. Prioritize simple UI and clear error messages." --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.riff.ai/archive/features-legacy-databutton-web-app-builder/app-preference-features/app-custom-instructions.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.