A house is a good investment to live in if you can afford it. But investing in houses for flipping is a dangerous gamble since you can not predict the real estate market. Meet Casey Serin, a young man who bought eight homes in eight months through no- money-down financing and became addicted to house flipping. Now has about .7 million in debt with mortgages and unsecured debt. This video is a courtesy of PBS show Money Track.