One can purchase an Xbox 360 Motherboard replacement from: iFixit, eBay, Aliexpress, Each Mall, Alibaba, Richs PSX Parts, Stack Exchange, to name a few. Prices start form $19.
One can purchase a cheap Xbox 360 online at various websites. One can purchase a cheap Xbox 360 online at websites such as eBay, iOffer and PriceGrabber.
Yes. You can get it for Xbox 360 and PS3.
Amazon has many faceplates and skins that you can choose form for your Xbox 360. If you are looking for an identical replacement then contacting Microsoft would be your best bet. Also, sites like eBay and Kijiji have game console accessories all the time.
You can't, at least not yet anyway.
DVD key? I think if you look on the DVD drive itself it may say something about a key.
One can purchase Xbox 360 games online from Microsoft store, Best Buy, Amazon and Shopper. One can also purchase Xbox 360 games from a real game shop .
About $20.00
if you meen can you play old xbox games on the xbox 360 then yes you can, you can also purchase xbox originals from the xbox marketplace.
New casing, a new chipset which helps it run cooler and redesigned motherboard and a revised DVD drive
it means there is a problem with your xbox there is an error inside of it for instance the motherboard or it could be the hard drive
All editions of the Xbox 360 require you to purchase the same memberships.
Off of the XBOX LIVE marketplace.