http://www.reddit.com/r/smallbusiness/comments/1q128m/whats_the_biggest_challenge_in_your_businesshow/ http://www.reddit.com/r/smallbusiness/comments/1q128m/wha

http://www.reddit.com/r/smallbusiness/comments/1q128m/whats_the_biggest_challenge_in_your_businesshow/ http://www.reddit.com/r/smallbusiness/comments/1q128m/whats_... I also found a bunch of other promising ideas on reddit that are not that technically difficult to implement... Just have to validate them completely and then build&market:)