{HEAD ~ The exchange system} redeems {TAIL ~ exchange system coupons} without the use of retailer funds 
redeems
{ HEAD ~ The exchange system } redeems { TAIL ~ exchange system coupons } without the use of retailer funds
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH