This looks more like a generic anti-discrimination statement. These kinds of disclaimers are all but invisible to most of us in the US as they are in practically every document of rules/regulations/laws written after 1964.
A comparable situation over here would be an ("insert state name here)...
Gave 1 Brand New Champion Panther for 1 CE Leopard w/ ink.
Upon closer examination, the Leopard turned out to belong to a friend of mine.
He got it back, then won his division at The Worlds the following year.
Also a lack of advertising dollars.
Let's face it, our community is not very large (compared to mainstream sports.)
It would, however, be very cool to see disc golf stats in a monthly sports magazine.
That would be a starting point to more exposure for the game.
Spotters also influence speed of play. It is important to understand that spotting at a "back-up" hole also entails knowing when to let groups throw. This shortens waiting times for everyone, thus speeding up the round.
We are required to maintain insurance and hold a valid vendor's license in order to run events in the parks. Pretty sure that is the case in most areas.