# Getting Ready for Source Driven Development ## Org Housekeeping It is important to get your org in shape prior to making the move to Source Driven Development. ### Apex Unit Tests Salesforce requires that you write unit tests, and it is extremely important to make sure they are well written so you have the confidence that functionality works as expected. Taking some time to review your Apex tests to ensure they cover both positive and negative scenarios is a worthwhile investment of time. ### Perform a Security Health Check This is a great tool tool check out your org for potential issues lurking in your code. While it's always important to keep after the security of your org, running this tool and tightening up security is a great next step. Security Health Check - [Trailhead](https://trailhead.salesforce.com/en/content/learn/modules/security_basics/security_basics_healthcheck) --- # 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://ecfmg.gitbook.io/sfdx-unlocked-packages-guide/journey-to-unlocked-packages/getting-ready-for-source-driven-development.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.