I've been to a couple web places, but my favorite place for used computers and used computer parts is Computer Geeks.com
Microsoft actually sells used computers on their website. Check with them, because they have some good deals.
who would buy used computers
Students in Taupo, New Zealand can buy cheap Apple computers by visiting the Amazon and eBay online stores. If they want really cheap Apple computers, they must buy them used.
No, it is not used on all computers it is only used on the computers that are specified on the website you download it from or if you buy it and then download it from your CD to your computer.
Not usually, although you can buy them online.
Anyone can buy a used computer. Mostly, people on a low budget buy used computers. If you are looking to buy one, you can try amazon.com or ebay.com.
There are many places online to find used computers. One play you may want to check out is Ebay.com. Another could be http://www.usedcomputer.com/. Googling the phrase "used computers" will come up with many websites that offer to sell used computers.
"There are many companies that have really good options when you buy a used computer. Such places are electronic specialty stores. There are some that sell used computers, such as, radio shack, best buy, and other ones."
Windows 7 cannot be used on multiple computers. The license is only good for one computer unless you buy a corporate license which allows you to install it on multiple computers.
Anything built before the 80s
"The best computers to buy are HPs or dells. The most expensive computers are Apple computers. Apples are worth the price if you have $1500 to spend on a laptop. If not, you can buy a nice HP for $600."
They are computers you can buy for a certain sum of money.
you can buy computers on e.bay if you want inexpensive,look at re-conditioned.