Sounds like a daft question, but if the point of marking it is to help you identity your ball then you'd have to mark it in such a way that it was likely that you'd know your ball regardless of how it had landed eg deep in the rough so you can only the…
Finally made my first hole in one after thousands of attempts and 30 years of golfing
It was worth the wait and even more memorable after achieving it on my home course, and on a hole that I hardly ever play well !