How to easily upgrade 2-prong electrical outlets to 3-prong outlets without grounding them

Do you have 2-prong outlets in your house? We have a few and it's frustrating because many of the things we want to plug into them have 3 prongs. After reading this article on Lifehacker and watching the video above, I learned I could replace the old 2-prongers with Ground Fault Circuit Interrupter (GFCI) outlets. — Read the rest