you can but them at best buy or target the cheapest 1 was at target 20$
If by memory you mean RAM I do not think you can. But if you mean memory cards, yes you can buy memory cards or a Hard-drive. Usually it can be found at gamestop, ebay, walmart, ect.I hope this answers your question
yes
you dont have to buy a hard drive if you dont want to. But if your going to keep buying memory cards, it would be cheaper to buy a hard drive, since memory cards are about $50 each.
Yes. You need to buy a special memory hardware for xbox to exchange the memory
Either buy a larger hard drive for the console, or buy memory cards or USB flash drives to expand the memory. If you don't want to spend the money, you can also delete things that are taking up room on your current Xbox Hard Drive or Memory Card.
yes a new hardware in best buy
If you already have the Xbox 360, you can just buy the Kinect bundle console which saves you more money. Kinect bundle works in Xbox 360 with both 4GB and 250GB memory. You can also buy an Xbox 360 which already comes with a Kinect bundle. You can't play Kinect without an Xbox 360 nonetheless.
The xbox 360 arcade unit does not come with a hard drive. It comes with a memory card, but not a hard drive. You can buy one for you Xbox 360 Arcade, however.
an elite comes with more memory space and its colored black. you don't have to get an elite if you just buy the hard drive alone for more memory.
One can upgrade the memory capacity of their xbox 360 buy purchasing the xbox 360 250gb hard drive from a store like amazon. Alternatively one could use a USB flash drive as extra storage.
You buy them at the Xbox market and there cards with points available for purchase on amazon and at stores
Gold cards also known as Xbox Live Gold Subscription cards are cards you can buy at a store that sells them to promote your account to a Xbox Live Gold Membership to access all kinds of different things.