The referral community
Invitation App is a social network where people post their referral codes and collect rewards on autopilot.
OpenFloor is a Q&A platform that helps grow your audience through engagement
OpenFloor changes the way you engage with your audience through rapid Q&A's. These Q&A engagements are short (< 30 minutes) allowing anyone to open the floor around their schedule and at any time. http://openfloor.co