Elder Scrolls 4, The: Oblivion cheat: Saving Lockpickswhen You Go On A Mission...

Saving lockpicks When you go on a missoin for the Theives Guild, it is much easier to steal keys for all the doors from immobile gaurds or the owner(s) of the place you're robbing after you have leveled up your Sneak skill with the "Easy Sneak level" trick. After you steal the keys you can open nealry every door for the building you're in.