create a new e-mail from different provider. if you use yahoo create from gmail. login in with origin (http://www.origin.com) change your e-mail address from origin. and done your mail changed. new code will be send your new mail address.
remove daily and weekly, use ilum quests
remove expertise stat ( very bad idea )
remove pvp items/weapons/armors from game (orange things r fine)
you can't do that but would be fine and enjoyable