Originally Posted by Homer15

Good service is not simply conforming to unpopular airline rules consistently (unless you mean service to the employer, rather than the customer). Otherwise there are a number of US carriers that would have very good service.

I agree with Often1 that it seems there is no reason an F passenger shouldn't be able to request any nonalcoholic beverage. Do you need a dispensation from Customs to serve someone sparkling water or diet coke?