worlds even if bought in origin or disks are download from your the sims 3 purchase history and if you redeemed the oces in your orign you may get invalid/used code if you try to redeem them in your the sims 3 you'll need to contact CS if that happens
FAQ store worlds and how they work http://answers.ea.com/t5/The-Sims-3-Store/Guide-Sims-3-Store-Worlds/td-p/1589911
http://eahelp.ea.com/en/contact-us/new/
1. click on the blue link
2.choose your product in the search menu after that click on next
3 select your platform pc, android , wii...etc click next
4 choose topic in the search menu for example code then in the menu that apperars under that type in something about the issue for example regestration code click next
5 click the orange live chat to chat with an advisor
