Whether you're building or buying, the perfect computer isn't necessarily the product of the most expensive parts. Your perfect spec list makes up the machine that works best for you and your budget.

Buying PC components at a store like Best Buy or Micro Center is easy. You pick what you want and take it to the register.

I have built many computers throughout the years, but as they've become obsolete I've replaced them with new computers. What should I do with all my old computer parts? I'd hate to just throw them in ...