{HEAD ~ A method} and system are provided for maintaining {TAIL ~ profiles} of information channels available on the Web, wherein the information channels are accessed via pull only protocols 
are provided for maintaining
{ HEAD ~ A method } and system are provided for maintaining { TAIL ~ profiles } of information channels available on the Web , wherein the information channels are accessed via pull only protocols
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL REL REL REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH