Need to add an outlet above or below an existing outlet? This video explains how to do just that without the need for mudding ...

You probably CAN do it yourself, but if you're not familiar with the codes, I wouldn't. There are special codes that apply to bathroom outlets (need GFI, as you said), so either study up and do it ...

Q: I want to install an additional electrical outlet in my bedroom. On the other side of the wall is another outlet in about the same place as where I want to add the new one. Can I tap into the ...