[Data]
Data00=
After this goes a 20 characters long digit and letter seqence. Now, replace everything with the following:
[Data]
Data00=8e82aac62274044c57ab
Data01=908aabc66274a606b4b5
Data02=bc88abc66274c6924499
Data03=e48eabc66274f7ab54c1
If you did everything correctly, you should now have Assault Rifle, Gatling and Rocket Launcher with unlimited ammo in the Resident Evil game (plus additional $4150 on the Mercenaries account in the case you wanted to try and compete for the one last bonus).