The method 1 further comprising {HEAD ~ the step} of storing the unique machine identifier on the mobile computing unit for {TAIL ~ subsequent use} 
The method 1 further comprising { HEAD ~ the step } of storing the unique machine identifier on the mobile computing unit for { TAIL ~ subsequent use }
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL