Let's take the following example document:How can I create an anchor link for the heading How to boost sales to share this document position with another user?
How can I create an anchor link in a Google Docs document?
google documents
You can create a bookmark.Place the cursor where you want to link to, and select Insert → Bookmark from the menu. Click the Link item in the popup menu:The browser location bar now shows the URL to the bookmark, which you can forward to other users (that have access to the document, of course).