Payment plan: Any otc system will proabably be a waste of money. A professionally made tray & system may be able to painlessly whiten your teeth, and many dentists offer payment plans to allow you to make small monthly payments & get the smile of your dreams..
Answered 9/14/2012
5.7k views
Whitening : The cheapest but effective over the counter whitening agent are crest white strips. They take several weeks to work and the whitening doesn't last long unless it is done periodically.
Answered 10/4/2016
5.7k views
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