Configure Drop Down Boxes
To configure the contents of the dropdown lists, go to the menu and expose the admin section, and click on SETTINGS.
Under settings you will see a list of modules like Company, Contact, Activity, Opportunity. This is where the lookup lists/dropdowns are managed.
Click on one (for example, Company Settings) and you’ll see a list:
If you click on the list (for example, sales Region) you’ll see the values:
Use the “Add”, and “Edit” buttons to change values, for example:
Note that the CRM will not allow you to delete items that have been used.