I signed up for two "free" samples of two types of teethwhiting products that were suppose to be mixed together. The products didn't work, they didn't even send enough to last through the free trial period. I cancelled both subscriptions and still received charges on my credit card. When you sign up for the free samples you are automatically signed up for other programs which you are unaware of until you receive the charges. When I contacted Dazzle Whites I was told they didn't receive the package I returned, I... read full review »