Through tomorrow, January 13, 2011, you can shop in Sam’s Club for free without the 10% non-member upcharge. Plus if you purchase a plus-level membership during this open house, then you will receive a $25 gift card. Or you can purchase a Business membership and receive a $10 gift card. Thanks Happy Housewife!

Find a Sam’s Club location near you here. This deal only comes by once a year, so get it if you want a membership!