The presence of the message is polled using the first application and, if the message is present, {HEAD ~ the message} is transmitted from the internal storage to the first application for {TAIL ~ processing} 
is transmitted for
The presence of the message is polled using the first application and , if the message is present , { HEAD ~ the message } is transmitted from the internal storage to the first application for { TAIL ~ processing }
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 REL REL OTH OTH OTH OTH OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL