In accordance with one aspect of the invention, {HEAD ~ the network} may comprise {TAIL ~ any number} of participants, including consumers , retailers , manufacturers, third party providers, and the like 
comprise
In accordance with one aspect of the invention , { HEAD ~ the network } may comprise { TAIL ~ any number } of participants , including consumers , retailers , manufacturers , third party providers , and the like
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH