Pukket - Get rewarded for showing love to your favourite brands
Meetup - Helps groups of people with shared interests plan events and facilitates off line group meetings in various localities around the world.
CooMeet - CooMeet is one of the best and leading next generation of video dating web-based application specially designed for those users who want to talk online to people they have never met.
Eventbrite - Discover Great Events or Create Your Own & Sell Tickets
Kickback.com.au - Get cashback at your favorite stores.
Google Groups - Google Groups allows you to create and participate in online forums and email-based groups with a rich experience for community conversations.