> For the complete documentation index, see [llms.txt](https://sdk.unlockd.finance/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://sdk.unlockd.finance/resources/best-practices.md).

# Best Practices

### Error Handling

* Always wrap SDK method calls in try-catch blocks to handle errors gracefully.
* Handle specific error cases based on the error code and display appropriate error messages to the user.
* Log errors for debugging and monitoring purposes.

### Security

* Keep your API key and secret secure and avoid exposing them in client-side code.
* Use secure communication channels (e.g., HTTPS) when making API requests.
* Validate and sanitize user input to prevent security vulnerabilities.

### Performance

* Minimize the number of API requests to improve performance and reduce latency.
* Use caching mechanisms to store frequently accessed data and avoid unnecessary API calls.
* Implement pagination or lazy loading for large datasets to load data incrementally.

### Testing

* Write unit tests to verify the correctness of your integration code.
* Test error handling scenarios to ensure your application can handle errors gracefully.
* Conduct thorough testing before deploying to production.

### Keeping Up to Date

* Regularly check for updates and new versions of the Unlockd SDK.
* Review the changelog and update your integration code accordingly.
* Stay informed about any deprecations or breaking changes in the SDK.

By following these best practices, you can ensure a reliable and efficient integration of the Unlockd SDK into your application.