Support WBURDebate Over Homebuyer Tax Credit Heats UpPlay04:03Download AudioScott HorsleyOctober 07, 2009 ShareReal estate agent Shellie Young (right) shows a Miami home to prospective buyer Gloria Arboleda earlier this month. Realtors say home sales have been on the rise, especially among first-time homebuyers because of a federal tax credit. (Getty Images)