1. Display all possible implicit enhancement options. It is only possible to create implicit enhancement within these options. The available options
are normally located in the beginning and ending part of method & function module.
2. Click Enhance.
3. Put the cursor to the implicit enhancement option and create implementation
4. Maintain description
5. Save locally
6. Now you can start coding. Please always add a check on sy-uname in your code, in order not to interrupt others.
7. Finish your code and activate your implementation and it will be called in the runtime.