It's easy for your e-mail inbox and folders to quickly become unwieldy. Plus, trying to find that one specific e-mail you actually need right away usually results in finding hundreds of e-mails you don't need.
How much RAM do I really need? Should I buy Mac or Windows? What's the difference between Core i5 and Core i7? Is USB 3.0 really worth the splurge now or later? Does d-o-g really spell cat? We know no...