I don't have the time, I just go through phases of bright ideas without any thought of the future!! If they work, good, if they fail, at least I tried.
Best commission is for flights, regardless who or where, you only get around £5 a booking as the profit margins in the industry are tight.
I'm working on a travel forum for it, but I need the Google ranking first really.
It only costs £30 to set up a site, but if it takes off, you have to move servers and hosts. My Win2Win site started on a free server, and is now in New York for a few grand a year.