There are a few rules you’re probably breaking when it comes to power board use.

Our entire lives run on electricity, and if we’re being honest here, no one’s house has enough power outlets to keep everything running and charged. That’s why we rely so heavily on power boards to turn one plug into six or more, stretching the capabilities of our home’s electrical system. But, there are a few rules you’re probably breaking when it comes to power board use. Here are 8 things you should never do with power boards.

For more electrical mistakes, check out these stories of hilarious DIY electrical fails.