Turn a viral reel's comments into DM subscribers
The comment-to-DM playbook: picking the post, choosing the keyword, writing the reply pair, and reading the numbers.
A reel with a thousand comments is a thousand raised hands. Here's the playbook for answering all of them — the same one behind every "comment LINK" post on your feed.
1. Pick the post with proof of demand
Don't guess — look at what your audience already asks. The post whose comments repeat a question ("where's the link?", "what's the program?", "full list?") has already voted. Attach your first automation there, even if the post is weeks old; comment-to-DM automations work on old posts that keep circulating.
2. Choose a keyword people actually type
One word, natural to say, easy to spell: LINK, GUIDE, LIST, START. Put it in the caption, say it on camera, pin it in a comment. The keyword is your call to action — treat it like copy, not configuration.
3. Write the pair: public reply + DM
The public reply keeps your comment section alive and signals the keyword works. The DM does the delivering. Three working pairs to adapt:
| Public reply | The DM |
|---|---|
| "Sent — check your DMs" | "Hey — so glad you're here. Here's the link I promised 👇" |
| "It's in your inbox ✨" | "Here's everything from that video, in one place. Tell me what you make with it." |
| "On its way!" | "Love that you asked. Here's the guide — and the one question everyone asks next is answered on page two." |
Write them in your voice — the DM should read like you on a good day, not like a system. (If you're on inDM, the live preview shows exactly how the exchange renders before it goes live.)
4. Add a gate only when it earns its keep
A follow gate turns viral reach into audience — one warm ask before the link. Email capture does the same for your list. Use one, not both, and only where the payoff justifies the extra step: gate your best lead magnet, not a casual link drop.
5. Read two numbers, then iterate
- Trigger rate — what share of commenters used the keyword. Low? The call to action isn't landing; move it earlier in the caption or say it on camera.
- DM click-through — what share of DMs got a tap. Low? The DM copy or the offer needs work, not the automation.
Run the loop weekly: post, read the two numbers, adjust one thing. The creators who win with automation aren't the ones with the most automations — they're the ones who treat the DM as their best-performing piece of copy.