Here are the official rules on drink chits (i.e., all F, all C, and *G Y get *2* chits at the GATEWAY), which UA publishes for travel agencies. Matrons may find it at the infamous RCC/ADMIT

38N/ ****** UA AND STAR ENTITLEMENT ACCESS ******
39N/ UNITED FIRST INTERNATIONAL AT ALL CLUBS ON SAME-DAY
40N/ TRAVEL...ONE GUEST ALLOWED...TWO DRINK CHITS SHOULD
41N/ BE PROVIDED AT THE GATEWAY.
42N/ UNITED BUSINESS INTERNATIONAL AT ALL CLUBS ON SAME-DAY
43N/ TRAVEL...NO GUESTS ALLOWED...TWO DRINK CHITS SHOULD
44N/ BE PROVIDED AT GATEWAY.
45N/ **** STAR GOLD ACCESS - OA STAR ALLIANCE CUSTOMERS ****
46N/ STAR GOLD.....ALL CLASSES REGARDLESS OF STAR
47N/ CARRIER TICKETED ON...HAVE ACCESS AT ALL CLUBS
48N/ ON SAME-DAY TRAVEL. CUSTOMER SHOULD
49N/ PRESENT STAR GOLD CARD WITH SAME-DAY TICKET.
50N/ -GUEST MUST ALSO BE TRAVELING ON SAME-DAY STAR
51N/ TWO DRINK CHITS SHOULD BE PROVIDED AT GATEWAY.
52N/ ALL CARD HOLDERS AND GUESTS SHOULD BE TRACKED AND
53N/ AND CROSS CHARGED.
54N/ ***NOTE UA STAR GOLD CUSTOMERS HAVE ACCESS
55N/ ONLY IN CONJUNCTION WITH INTERNATIONAL TRAVEL***