Why are fans or spectators called patrons at the Masters?

The use of the term patron is meant to convey a sense of respect and courtesy towards the individuals who attend the tournament.

More about Patrons at the Masters

Augusta National Golf Club places a strong emphasis on tradition and etiquette.

When Augusta National first opened in the 1930s co-founder Clifford Roberts wanted to recognize fans as consumers of an experience rather than a fan or spectator.

Additionally, the use of the term "patron" is meant to differentiate those who attend The Masters from those who attend other sporting events.

What are some of the rules for patrons (spectators) at the Masters?