Rules and Local Rules

For the underlying rules of golf in accordance with the Royal and Ancient, see R&A Rules of Golf

Local Rules

Balls Lost or Out of Bounds: Alternative to Stroke and Distance:

https://www.usga.org/content/usga/home-page/rules-hub/rules-modernization/major-changes/golfs-new-rules-stroke-and-distance.html

Marking Initials on Balls

http://blog.golfballs.com/ideas-on-how-to-mark-your-golf-balls/