Depending on the location and telephone number of the calling party, the answering machine lowers {HEAD ~ user cost} by limiting the allowable time for a response message and responding to incoming calls in {TAIL ~ a more efficient manner} 
by responding in
Depending on the location and telephone number of the calling party , the answering machine lowers { HEAD ~ user cost } by limiting the allowable time for a response message and responding to incoming calls in { TAIL ~ a more efficient manner }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH OTH OTH OTH OTH OTH OTH REL OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL