Yes the magnetic media does allow you to delete existing data and save new ones (rewrite)
yes
For PS3 just go to Save Data Utility then find your save data and press triangle then delete should come up there.
No because when you delete it it deletes all the data
You go on the wii menu and select settings. then save data. then u delete it from there.
Then you deleted the data in the game
To delete your Mario Hoops 3 on 3 data, start by accessing the game's main menu. Navigate to the options or settings menu, where you should find a save data management option. Select this option and choose to delete your save file. Confirm the deletion, and your game data will be removed.
make a new file and save it
how i can play car town new save data.
To delete save data in Sonic the Hedgehog 2006 on Xbox 360, you would need to access the system settings on your console. Navigate to the storage settings, locate the save data for Sonic the Hedgehog 2006, and then select the option to delete it. Be cautious when deleting save data, as it cannot be recovered once deleted.
delete the data and puted in your psp
To delete saved data, just go into the memory settings, select your hard drive device, search for the game you want and in there, just delete your saved data file.