AC:Ok so i got AC and im on the 7 and 8 guys but im really annoyed that i have to walk really slowly around town or the f*&#ing guards attack me, any tips for getting around?

Mass Effect:I love mass effect, im hooked but i don't like the vehicle parts, the only question i have is how long it is? i want it to last a while.

Oblivion:Ive only gotten past the dungeon part in it, i really want to know what to do and im lost, any help?