For example, if you make a practice stroke on a putting green and the ball moves, there is no penalty. Just replace it and ...
If your ball is in another player's way, can you legally mark it even if you aren't on the green? Rules Guy has the answer.
Before the release of the 2019 Rules of Golf, players could get penalized for a ball moving on the putting green because determining whether a ball moved was based on the “more likely than not” test.