The computer program may also include a code segment for routing {HEAD ~ the services} to {TAIL ~ a communications device} 
to
The computer program may also include a code segment for routing { HEAD ~ the services } to { TAIL ~ a communications device }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL