This is the worst vacuum I've ever owned or heard about anyone using. In fact, my friends cannot believe my story about this vacuum!

I am on my third Dirt Devil Purpose for Pets so far - after a few uses, the first one kept overheating and cutting off. Dirt Devil's customer service said that I could take it to a repair facility or back to Wal Mart. I chose to return it to Wal Mart and got a new one. The new one did the same thing. I couldn't even vacuum a whole room before it would cut off. So I called Dirt Devil and they said to send it back. They sent me a return label and said to take it to...