I\'m writing my third app, and I already have an app in the App Store, but I still don\'t get this App ID business.
I created the App IDs for my first two applicatio
The key thing to understand is when you must use an Explicit App ID. From the iOS Team Administrator Guide:
Use an explicit app ID if you want to use APNS, In-App Purchase, iCloud, and Game Center features.
If you are comfortable not having access to those capabilities, you can use a wildcard App ID.