For those who knows how second life works and own a little land there.(i haven't done this myself. i found these sites online and sharing it here) OK the idea is simple not that hard. people on secondlife trade with linden dollars. they need money to buy land, join groups, buy house etc. Idea is to give them free linden dollar if they fill out our zip submit or other incentive offers. here are two companies that offer such affiliate program.(you can find more simply google it ) Code: http://sl.hippiepay.com/ Code: http://welfareisland.com/ both sites are owned by cpalead.com as far as i know you simply take their ATM ( affiliate link in virtual world ) and put it own your land ( in short your website in real world ).when some one use your ATM to get free linden dollar you make money. if you do not want to be sub affiliate of the companies above than you can create your own service like they have. simple hire a programmer from freelance site like elance.com ,rentacoder or any other you like. join this affiliate company. they provide such service for online gaming industry. Code: http://www.cpagaming.com this site is owned by cpa lead.com if you liked the idea than press that little thanks button. P.s I know my English sucks that's because English is not my native language.