S&W has a great coupon on Facebook for $1.00 off four cans of beans. Take this coupon to Walmart and get black beans for only $0.43 per can!

This coupon is only available to print in certain locations, so be sure to choose a state highlighted in red when the pop-up asks what location you are in.

Buy 4 S&W Black Beans, 15 oz $0.68, regular price
Use one $1.00/4 – S&W Beans, any variety – (facebook.com)
Final Price: $0.43 each, when you buy 4