When's the last time you asked for a raise? Claire Wasserman, founder of Ladies Get Paid, a career development organization that helps women negotiate for pay and power at work, dishes on power, value, the wage gap, and why women have to ask for more money. She walks us through the negotiating process and tells us why you should always walk through the door with three numbers in mind. In Mailbag, home building and some of the best ways to increase your retirement savings.