Sherdog PC Build/Buy Thread, v6: My Power Supply Burned Down My House

My fellow PC Master Race members, lend my your headphones! @Madmick has given me the go ahead to start version 6 of this thread.

Previous version:
Sherdog PC Build/Buy Thread, V5: Stop Thinking of Your Router as a Peripheral

So to start, here is a FAQ I wrote regarding power supplies...more to come later!

1 - How do I choose the right...

Sherdog PC Build/Buy Thread, v6: My Power Supply Burned Down My House