In step 512, if the first receiving device does not have an unused tuner, step 516 may communicate {HEAD ~ the recording request} to {TAIL ~ the network} 
to
In step 512 , if the first receiving device does not have an unused tuner , step 516 may communicate { HEAD ~ the recording request } to { TAIL ~ the network }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL