Advantageously, {HEAD ~ the cost} of providing such access may be reduced compared to {TAIL ~ conventional approaches} 
reduced compared to
Advantageously , { HEAD ~ the cost } of providing such access may be reduced compared to { TAIL ~ conventional approaches }
OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL