Screen 1: Public profile, friends list, relationships etc
This initial permission request relates to the key Facebook profile information that we use to populate your business's Tidy database. Through your Tidy database you can view incredibly accurate and validated patron information.
Screen 2: Post of your Behalf
This permission is specifically related to the App's Check-in functionality. Your business app will never post on the patron's profile without their approval. However given the patron is actually Checking-in through your App and not the Facebook App they are required to accept this permission.
Screen 2: Manage your Events
This permission is specially related to your event listing within the App. Through the App, a patron can RSVP to a Facebook event and can also add this event to their devices calendar. This add to calendar functionality requires this permission.