With ComputerWatermak you get a real chance to recover your computer in case it gets stolen, or make sure you have a proof in any dispute over the ownership of your computer or disk(s). ComputerWatermark writes your name and address (or any other information) on the entire free surface of your disk drives. Anyone (the police, law enforcement personnel) can see this information using any simple disk editor, unerase program, or forensic tools.