There are various ways to whiten teeth. Such as: Laser Tooth Whitening, Veneers, Trays, Whitening strips, Paint-on, Dental Restorations, Whitening toothpastes, etc. Each of these ways has their own advantages and disadvantages. Choose that one which suits you most. After getting whitening treatment you need to take care of teeth more cautiously. If you are interested about more detail then you can go to: http://www.toothandteeth.com/tooth-teeth-whitening-bleaching.html