Android's NFC reader does more than tap to pay. Held against the right tag or accessory, it can do a ton of stuff. Here are just some things you can do that will immediately improve your experience.
How-To Geek
4 surprisingly useful ways to use your Android phone's built-in NFC reader
Shown as published in the source's RSS feed. IndiaAIFounders doesn't link out to third-party sites — this is the complete detail available from the feed itself.