This is from Cristina Adams, editor,  Daily Worth blog. Write this on a 3×5 card and post it to your mirror!

You’re Not on Sale
You are not Filene’s Basement.
Nor are you a 60% off end-of-season sale.
So don’t offer your skills and services at bargain-basement prices.
Do the research and find out what you’re really worth.
Then ask for it.
And don’t settle for less.

Repeat this over and over!