Single step processes are effective and efficient, reducing the time and {HEAD ~ cost} of {TAIL ~ a two step process} 
Single step processes are effective and efficient , reducing the time and { HEAD ~ cost } of { TAIL ~ a two step process }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL