The high value coupon for $2.50 off any one (1) bag of M&M’s 15oz. or larger  has apparently reset and you can combine it with TWO coupons at Target for a GREAT deal.
Buy 3 M&M’s Assorted Varieties 15-19.2oz $4.79
Use the $1.50/3 M&M’s candy 8-oz. or larger Target coupon 
Stack with the 20% Off M&M’s Brand Chocolate Candies Cartwheel Savings Offer 
Stack with 3 $2.50 off any one (1) bag of M&M’s 15oz. or larger  (you will need two computers to print these)
Total cost: $2.80 total, only $0.93 each!
All of these coupons have limits so be sure to print them soon!
Thanks My Litter !