One aspect of the invention provides a system for collaborative bar code error detection and correction, comprising a network of {HEAD ~ individual scanning entities} for scanning {TAIL ~ bar coded labels} 
for scanning
One aspect of the invention provides a system for collaborative bar code error detection and correction , comprising a network of { HEAD ~ individual scanning entities } for scanning { TAIL ~ bar coded labels }
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 HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL