I saw an add on cnn, claiming that a single mom had tried mixing two free trials from two separate teeth whitening companies and it had marvelous results. Neither worked so I canceled both, but each sent me another supply, and charged my credit card $80+ dollars! Dazzle smile refunded my money, but clean whites wont return calls, and refuses a refund when emailed. They say the trial ended before i canceled, but that is not true at all. The trial doesn't give you time to try it! Its a scam, dont order it! I even canceled my order the day... read full review »