Ultamite hacking for GBA

ok for most of the files ull need winrar heres the link http://www.rarlab.com/download.htm and for most roms you'll need go to www.romsite.net and for visual boyadvance etc.! www.emulator-zone.com  u will need to donwload winrar because most downloads require that enjoy ure gba hacking! if you have advance text or something and it doesnt work and it brings up this error of missing a file search for it on google then put it in the same file with advance text! hope this really helped it sure did for me!