The system 1, wherein said information application is selectively accessible by users and said user defined marketplaces are selectively created by {HEAD ~ a subset} of {TAIL ~ the users} 
of
The system 1 , wherein said information application is selectively accessible by users and said user defined marketplaces are selectively created by { HEAD ~ a subset } of { TAIL ~ the users }
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 HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL