Thus, exchange system coupons can be modified as needed to target consumers patronizing a particular retail sales store by offering exchange coupons having sufficient discounts or other enticements to motivate {HEAD ~ consumers} into using {TAIL ~ the exchange system coupons} 
into using
Thus , exchange system coupons can be modified as needed to target consumers patronizing a particular retail sales store by offering exchange coupons having sufficient discounts or other enticements to motivate { HEAD ~ consumers } into using { TAIL ~ the exchange system coupons }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL