Do wear color and have fun with different natural shades & combinations
Do use molding paste for a piecey look.
Do take chances with different shapes and lengths to see what looks good on you.
Do go to professionals to help you select proper hair when doing hair extensions.
Do shop around for a colorist that is in your price range and area to insure that you keep regular appointments.
Don't wear color that is not natural to hair, unless you are under 25.
Don't use so much hair spray that your hair looks like a plastic plant.
Don't go so long between hair cuts that the ends look transparent.
Don't wear hair extensions that don't match your hair (texture or color).
Don't wait so long between color touch ups that you start to look like a zebra.