Facebook Local - Discover places to go and events happening near you
Driver Talk - Send/receive messages between drivers via license plate nos.
TechEvents.co - Tech and startup events aggregator
Insurify - Compare insurance quotes all in one place - quick, easy, free.
Eventbrite - Discover Great Events or Create Your Own & Sell Tickets
Meetup - Helps groups of people with shared interests plan events and facilitates off line group meetings in various localities around the world.