Mobile Wallet describes content and information stored in the native Wallet app on iOS or in third-party apps on Android.
You can add several Wallet passes in each of these ecosystems for easy access. Also commonly known as Digital Wallet.
Change messages: So-called push updates or push notifications are issued when you send an update to a saved Wallet pass. The change is displayed in the user's lock screen.
Geofencing describes the possibility to distribute information or advertising on customer's smartphones within a specific area. Your customers must have apps that are leveraging geofencing installed such as Apple Wallet or WalletPasses.
Location-based marketing is similar to location based advertising. The prerequisite is that the smartphone user has installed an app and has given it permission to determine the current location. This depends on the respective provider and the desired accuracy via iBeacons, WLAN or GPS.