Click on the "Settings" tab to bring up the list of options and then select "Resident Classifications" followed by "Resident Categories" from the menu options list.
The "Resident Categories" screen will now be displayed.
Click the "Add" button (+) to add a new record. Enter a suitable short code followed by a description, you can enter another record by using the "Tab" key to move to the next line. Finally, click the "Tick" to save the record.