That's a reasonable request.
OT: Doc, I was browsing the ADA website looking for concrete information about products that claim to whiten your teeth. Do you have any personal recommendations?
There are a number of options out there.
If you want somethign commercial that works really well, Crest whitening strips do the job.
Also, if you do an in-office bleaching and get a bleaching tray that will do the job.
If you want a home remedy that works decently, put some baking soda/powder with your toothpaste and the coarseness of it will help whiten the teeth. But brush gentley