Here is a great coupon on Coupons.com!!
How to get it:
1) Go here and design your poster at Walmart.com
2) Choose in store pick-up for delivery option.
3) Click here to print your coupon (don’t enter a zip code – search under photography to find it quickly)
4) Take the coupon with your when you pick up for poster and only pay $3.42 ea (online price is $6.84 ea)