High Value $4/1 Method Laundry Detergent Coupon February 19, 2010 This post may contain a link to an affiliate. See my disclosure policy for more information. Method has a new $4/1 laundry detergent coupon available! Just go here (IE or Firefox) to print this high value coupon! Press your browser back button to print 2 coupons per computer. Thanks, Hip2Save!