Groups are the best way to organize places. It's flexible, allowing for property groups, animal groups, etc. Once created you can then use the filter bar to show/hide groups.
You can add a group while adding a new place/location. Otherwise to create or delete a group or multiple groups via the apps follow the below steps.
1) Touch the menu icon.
2) Touch Account.
3) Touch Your Groups.
4) Touch "ADD GROUP" to add a group or hold your finger down on a current group name then touch "OK" to delete the group.