Kmart will be doubling coupons up to $1 every Wednsday & Saturday until 4/28/12. Kmart will only double up to 5 coupons
You will have to spend a minimal of $25 on grocery and drug store items.
I dont think I will be taking part in this due to my last experience (Here).
If you are interested check out this site Click Here.
The young lady on the site has an awesome list of match ups.