Open a lease. For more information on how to do so, see section 4.6. or 6.1.
Go to the lease card (see image below).
Click the tab called "General" (see image below).
Click the field "Purpose" (see the first image below). When you do so, a list of lease purposes will open (see the second image below). In the list of lease purposes you will see which lease purposes are available in Leases.
Go to the list called "Purpose".
Click "New purpose" (see the first image below). When you do so, a new lease purpose will be added in Leases. At the same time as a lease purpose is added in Leases, its purpose card will open (see the second image below).
Go to the purpose card.
Click the tab called "General" (see image below).
Set a name for the lease purpose you have added in Leases by entering a name in the field "Name" (see image below).
Close the purpose card (see the first image below). When you close the purpose card, you are redirected back to the lease card. If you click the field "Purpose", you will see that the lease purpose you added in Leases is available in the list of lease purposes (see the second image below).