Originally Posted by
vanillabean
I have had days when such stuff didn't deter a GA, who can break down pre or PRI into subcategories whose boarding sequence would depend on the mood, flight or weather of the day.

Just curious - because I could smell an ADA (or similar) issue - don't know if ADA applies on the ground prior to boarding an aircraft. If a hearing-impaired person reads the sign and then is publicly-embarrassed by a gate agent ... just sayin'.