The loyalty point instrument may be later exchanged by the player for a comp, such as {HEAD ~ free meal} at {TAIL ~ casino buffet} 
at
The loyalty point instrument may be later exchanged by the player for a comp , such as { HEAD ~ free meal } at { TAIL ~ casino buffet }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL