I tried a Free Trial of a Teeth Whitening and paid $4.99 for shipping. Before I know it, I was charged $23.98 for a full whitening kit. I called customer survice and explained why I shouldn't pay this $23.98 again and again. People at Customer service are so incompetent. Didn't (try to) understand what I was saying. I really do hope they are going to stop this very soon before there will be millions of victims. read full review »