http://m.youtube.com/
YouTube Mobile : View thousands of videos for free on your mobile phone.
http://wap.getjar.com/
GetJar : Download free games and applications for your phone.
http://m.orkut.com/
Orkut Mobile : View and send scraps to your Orkut friends through this site.
http://wap.gamejump.com/
Game Jump : Download free games for every mobile.
http://mini.opera.com/
OperaMini 4.1 : Download Opera Mini (its free) and surf the internet really fast and cheap!