I started http://skyul.com http://skyul.com and it's been profitable since it's first month when I released this service. The main reason why is because I'm kee

I started http://skyul.com http://skyul.com and it's been profitable since it's first month when I released this service. The main reason why is because I'm keeping costs low and I re-invested most of the cash into advertising and more product development :)