From now until 12/29/12, purchase three Mio Liquid Water Enhancers and get a free $5.00 Target Giftcard.  You may stack the $1.00/2 Mio Target Coupon with a manufacturer coupon to pick them up as low as $.34 each.

Buy 3 Mio Water Enhancers $3.79
Use $1.00/2 MiO Liquid Water Enhancers (target.com)
And use three $1.50/1  Mio Coupon  SS 10/28 (exp. 12/31)
Or use three $1.00/1 Mio (coupons.com)
Pay $5.87, Get $5.00 Target Gift Card
Total: $0.87 or $0.29 each after coupons and giftcard