as far as the games are concerned, you can check out the favorites cab thread. a couple posts in there with a game package for the tp2.
and for unlocking the phone, if you're talking about the sim, its already unlocked for international sim. cant use it for US GSM carriers unless you buy the unlokcer. but if your talking about unlocking your radio to flash to a cooked rom, you can venture on over to the upgrades thread above in the "sticky" section. sim unlocker in that section/thread as well. also check this out for cleaning and tweaking you stock rom
http://forum.ppcgeeks.com/showthread.php?t=88640
ejoy and have fun with your device...and oh yeah, as the seasoned members say...welcome to the battlefield!!