If you're looking to buy a used or refurbished PC laptop or desktop, there are some important things to look out for.

Lithium-ion batteries have terrific properties that have caused a revolution in everything from tiny flashlights to Ford trucks. Yes, you have to take them seriously if they show any sign of having a ...

The average laptop can last four to five years, but the battery is usually the first part to malfunction. Luckily, laptops ...