To add a Pass package go to Profile > edit business > Passes
At the top, you will see two tabs. The first is current Passes. These are all the passes you have that are active for sale. The second tab are 'passes' that are no longer for sale (historic and archived).
Adding a new Pass
1. Select the add new pass button
Please see the screenshot below for an explanation of the fields
Once a pass has been created, it then needs to be assigned to a customer. See help article assigning packages to customers Help Article Assigning Packages