Other contributors have said "Does iTunes 9 Support Avi files?" is the same question as "Which file formats does iTunes support?" If you believe that these are not asking the same thing and should be answered differently, click here
iTunes normally converts music that it imports into the aac file format. However, one can change it to the mp3 format by clicking edit, preferences, advanced, importing, and then changing the import...
There is many software solutions for this. Check out this google search. . . Many Many programs do this. Just find one that suites your price, and catches your eye....
Games: UMDNot counting homebrew games, the PSP currently only plays games on UMDs (Universal Media Discs). Sony plans a PlayStation emulator for the PSP, which might be able to play game ROMs off a...
If you've already saved your file, or haven't saved yet, click File>Save As... then you type your title, and below the first scroll down menu, there is a second one that says File Format. Click...