Here is a non-invasive, not-permanent way to add attractive & professional looking side dots to any neck. They can Really help when (or if) you play in a standing position. These are "dry transfer" dots and look just like an inlay. Easily removable without a trace. If you place them on the side of the neck, no one can see them but you.
https://www.rosetteguitarproducts.com/new-page-2/