The rules of golf can be modified locally by any committee. For example, on smaller courses, the managers or the superintendents create them. It is their prerogative to make their course easier or more difficult to play. For the 2018 US Open at Shinnecock Hills, the USGA implemented a local rule that changes how players interact with stones in the numerous natural bunkers. If you’re curious as to why then I recommend you read on.
local rules
Lexi Thompson and Golf Rules

Rules of Golf
Lexi Thompson made the news again on the weekend by being awarded a two-stroke penalty for moving a sign that was considered an immovable object. This seems rather strange that someone of her calibre and knowledge would make such a rookie mistake.
It just goes to show you that knowing the rules of golf are critical to being successful on the links. Unfortunately for Thompson. this mistake has garnered more media attention and I am not sure it is entirely her fault this time. Continue reading