They have w ell-written Rules section and a section on Lingo used in the game. T he pros can learn here. Online Nationwide Excellent newsletter for disc golfers. Instructions, product reviews. They have every article available in their archives.
Subscription is free.
Read about the superstars of disc golf. They also offer Instruction on terminology, playing tips, PDGA tournament calendar. Links to Rules of Play and variations. Read their article on Spirit of the Game . Too much info to list.