Killed by *Back to the graveyard ↩
A graveyard for discontinued products from Apple, Google and Microsoft
Postini was an e-mail, Web security, and archiving service that filtered e-mail spam and malware (before it was delivered to a client's mail server), e-mail archiving.
Google Nearby Notifications
Google Nearby Notifications were a proximity marketing tool using Bluetooth beacons and location-based data to serve content relevant to an Android user's real-world location.
Google Cloud Messaging (GCM)
Google Cloud Messaging (GCM) was a notification service that enabled developers to send messages between servers and client apps running on Android or Chrome.