You have a company directory, for example, and you want to be able to filter employees in the company directory based a “unit” property. To do this you need to create a new unit property in the User Profile Service.
- Login to Central Admin
- Go to Manage Service Applications
- Go to User Profile Service
- Select Manage User Properties
- Add a new property
- Close User Profile Service
- Add a new managed property that maps to the People Property you just added.