This universal rewards currency may be “spent” by {HEAD ~ participants} who have earned rewards and accepted by the other participants in the multi tiered network created by {TAIL ~ the system} 
This universal rewards currency may be “ spent ” by { HEAD ~ participants } who have earned rewards and accepted by the other participants in the multi tiered network created by { TAIL ~ the system }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL