How to Alter Contact Categories
Step 1
Select Preferences.

Step 2
Choose the "Contact Options" tab.

Step 3
Press the "+" button at the bottom left corner of the window.

Step 4
Type a new category into the text box that appears in the list.

Step 5
Press the "Enter" key to add your new entry to the list.
Step 6
Press "Save and Close" to finish.

In order to remove a category, click on it to highlight it and then press the minus button.