Guide
The Reddit marketing guide
Chapter 01
Where Reddit fits
A research surface, not an ad channel
People go to Reddit when they don't trust marketing yet. They arrive with a question, read a few threads, and leave with a shortlist and a set of objections. What they trust there is other people's experience, not a landing page.
That makes Reddit an early-funnel surface. A good thread keeps getting read long after the conversation ends, so a useful answer can keep working for a while.
Three things it does well
- Category education: explaining a problem your buyer hasn't named yet, in their language.
- Shortlist entry: being present in the comparison threads where people choose.
- Objection handling: answering the specific worry that stops a purchase, in public.
What it does badly
Closing. Nobody buys from a comment. Judge Reddit over a few months on signups and searches for your name, not on last-click conversions in a week.
Chapter 02
Finding threads worth answering
Intent before size
A 400-comment thread from three years ago is worth less than a 12-comment thread from Tuesday where someone has written their budget out loud. Order your work by intent first, then by whether the community will welcome you.
Phrases to look for
- "worth it", "vs", "best for", "recommendations for", "has anyone used", "budget of", "switching from".
- A competitor's name plus "alternative" or "replacement".
- Your category plus "do I actually need". It's high intent and often overlooked.
Language that means leave it alone
- "Just curious" and "what do you all think": no decision is being made, and a promotional answer reads as an interruption.
- Threads already answered well by a regular. You'd be the fifth name in the list.
- Anything in a subreddit that bans brand participation. No reply makes that welcome.
Check the rules first
Read the sidebar of every subreddit before you write anything. Most have a self-promotion rule, many expect a disclosure, some ban links and a few ban brands outright.
Chapter 03
Writing a reply that survives
The shape
- Answer the question in the first sentence, with no product mention.
- Say who you are in one clause.
- Give the specific reason your option fits the constraint they stated.
- Name the limitation. It's the sentence that makes the rest believable.
- Stop. Sixty to 150 words is usually the whole comment.
Voice
Write like the most experienced person on your team talking to a stranger: specific, calm, willing to say what your product is bad at. If a sentence could appear on your homepage, it doesn't belong in the comment.
Disclosure wording that works
One plain clause: "I work on Acme, so take this with a pinch of salt." It costs almost nothing in credibility, many subreddits require it, and advertising rules in most markets expect it.
Want a first draft in this shape?
DemandLark drafts replies that answer first, mention your product once and include a disclosure. You edit it and post it yourself.
See how it worksChapter 04
Your account and staying welcome
History beats karma
Karma can get a comment past an automatic filter. It won't get it past a moderator, who looks at whether you've ever taken part in their community. A handful of genuine, non-promotional comments in a subreddit matter more than a big karma number.
Pace
- Space your replies out. Several brand mentions in one subreddit in an hour reads as a campaign.
- Spend a couple of weeks answering questions in a new community before you mention your product there.
- If your replies keep getting removed in one place, stop posting there.
What gets an account banned
- Vote manipulation of any kind.
- Alternate accounts used to agree with yourself.
- The same reply pasted across threads.
- Arguing with a removal instead of accepting it.
Chapter 05
Measuring what it produced
Set a baseline first
- Searches for your brand name, weekly.
- Organic signups, weekly. You'll need both to tell a real change from a seasonal one.
Numbers worth watching
- Replies posted, and how many were removed. A rising removal rate means you're pushing too hard.
- Upvotes on your replies: a rough signal that people found them useful.
- Visits from Reddit in your own analytics, and signups that follow.
Cut what doesn't work
Once a month, look at which communities produced replies people valued. Most founders find two or three subreddits do nearly all the work. Spend your time there.
See who’s asking for your product today
Enter your website. Setup takes a few minutes, and your first opportunities arrive as soon as the first check finishes.