Such notification can be across {HEAD ~ any suitable data communication mode} available for {TAIL ~ the user}, such as, but not limited to, unified communications  
available for
Such notification can be across { HEAD ~ any suitable data communication mode } available for { TAIL ~ the user } , such as , but not limited to , unified communications
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH