In {TAIL ~ an exemplary embodiment}, users of the system are provided with a list of {HEAD ~ n firms} 
In { TAIL ~ an exemplary embodiment } , users of the system are provided with a list of { HEAD ~ n firms }
OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD