Golf's New Rules (2019): Caddie Lifting Ball on Putting Green
Your caddie may lift and replace your ball on the putting green without your specific authorization to do so.
For more about golf's new Rules, effective Jan. 1, 2019, visit http://www.usga.org/rules.
A caddie or partner may not stand behind a player but what about a coach?
I use a golf cart, can my cart mark my ball for me?
Makes good sense! ?? Thanks USGA/R&A