It is possible to disable Autosave for the game, ensuring the game will only save when specified?
To disable the autosave feature changes to the Oblivion.ini file need to be made. The file can be found in Documents and Settings\*username*\My Documents\My Games\Oblivion where *username* is the current user login name.
Scroll through the oblivion.ini file and look for the lines:
Each line requires the =1 to be changed to =0