Imagine this scenario: you have a post featuring a compelling call to action with a specific keyword, let's say "ANYKEYWORD," placed at the end. When your audience comments that keyword in the comments section, they receive a personalized message in their DMs, and you reply with a comment saying, "Check your DMs." If the user isn't already a connection, you request them to send you a connection request so you can share a valuable file or lead magnet with them.
This strategy mirrors the popular Instagram reels where users are prompted to comment a certain text or keyword to receive a special reward in their direct messages. dm