Here is how to promote on Reddit without getting banned, in short: spend your first weeks commenting helpfully with zero links, read each subreddit's rules before posting, keep self-promotion to a small fraction of your activity, and mention your product only where it genuinely answers the question, with a disclosure that it is yours. Reddit's official spam policy allows promotion; what gets you banned is an account that exists mostly to post links to your own thing. The stakes changed in 2026. Reddit's share of Google's top 3 results hit 10.24 percent after the May core update, and its share of AI-generated answers roughly doubled in eight months, per SE Ranking's study. A ban no longer costs you one subreddit. It costs you the platform AI search quotes when people ask what to buy.
This guide covers the written rules (Reddit's actual spam and ban evasion policies, quoted from the source), the unwritten ones (the 90/9/1 rhythm, the karma floors subreddits never publish, why your first post should contain no link at all), what moderators remove on sight, whether Reddit can follow you across new accounts when you try to come back, and whether $10 a day of Reddit ads beats risking your organic account. None of it requires growth hacks, and all of it assumes you have a real product that genuinely helps someone. It is written for a founder doing their own marketing, probably at 11pm, who wants the traffic without waking up to a suspension notice.
Why a Reddit ban costs more in 2026 than it used to
Three things happened this year. In May, Google updated AI Mode to quote Reddit and other forums directly in shopping and advice answers. After the May core update, SE Ranking measured Reddit's top-3 share of Google results at 10.24 percent, up from 8.56 percent in March, with the number of keywords where Reddit ranks first up 54 percent, and Reddit's share of AI answers across AI Overviews, ChatGPT and Gemini roughly doubling from about 2.3 to 4.5 percent, making it the second most cited domain. And Reddit itself started testing an AI shopping search that surfaces products recommended in threads, with buy links.
The Wall Street Journal covered the consequence in August: as AI rewrites search for marketers, Reddit is fighting to stay the same, meaning community-first, mod-enforced, hostile to drive-by promotion. Marketers want in precisely because Reddit threads are now the citation layer for AI search. SE Ranking's same study found the durable threads are rare and concentrated: posts that kept ranking through all six updates they tracked earned about 52 times more AI citations than average, and 9 percent of posts generated roughly 48 percent of all citations. One good thread, written by an account in good standing, can feed AI answers for months. A banned account can write none.
Do this now: search Google and ChatGPT for your product category ("best X for Y") and note which subreddits keep appearing. That list of 3 to 5 subreddits is your entire Reddit strategy. Ignore the rest.
What is the 90/9/1 rule on Reddit?
The 90/9/1 rule started as a description of how online communities behave, not a marketing tactic. Nielsen Norman Group's participation inequality research found that in most communities 90 percent of users lurk, 9 percent contribute occasionally, and 1 percent create most of the content. Reddit marketers borrowed the numbers as a promotion budget: for every one post that promotes your thing, make roughly nine contributions that help other people, on top of a base of reading and voting. It is a folk rule, not a Reddit policy, but it maps almost exactly onto what Reddit actually enforces.
The enforceable version is in Reddit's spam policy: "If your contributions to Reddit consist primarily of links to a business that you run, own, or otherwise benefit from, please be thoughtful about the frequency of posting." The operative word is primarily. Reddit's spam systems and human mods both look at your profile history, which is public, and judge the ratio. An account that is 5 percent promotion and 95 percent genuine participation reads as a community member with a product. An account that is half promotion reads as a marketing operation, and gets treated like one.
Do this now: open your own Reddit profile and count your last 20 posts and comments. If more than 2 touch your product, stop promoting and go be useful for two weeks.
Are you allowed to promote on Reddit?
Yes, within limits, and the limits have two layers. Sitewide, Reddit bans spam, which it defines as "repeated or unsolicited actions (whether automated or manual) that negatively affect redditors, communities, and/or Reddit itself." The policy explicitly flags mass-posting repetitive content for exposure or financial gain, link-masking, and karma farming. Its positive advice is the whole game in one line: "Post authentic content into communities where you have a personal interest." Reddit also points commercial actors at its ads platform, which is the sanctioned lane.
The second layer is subreddit rules, and they are stricter than the sitewide policy. Every subreddit sets its own, visible in the sidebar. Common patterns: no self-promotion at all, self-promotion only in a weekly thread, links allowed only from accounts with history in the community, or promotion allowed if you disclose affiliation. Mods remove on sight: link drops with no context, the same comment pasted across threads, fake "just found this great tool" posts from the founder's account, affiliate links, and answers where the product mention does not fit the question. Mods can also see your profile, so an account that posted the same SaaS link in eight subreddits yesterday gets banned regardless of how polite today's post is.
The format that survives, and that mods often upvote: a genuinely complete answer to the question, in which your product appears as one option among others, with "disclosure: I built this" attached. Disclosure converts you from spammer to community member with a bias, and Redditors tolerate the second.
Do this now: for each target subreddit, read the rules and the pinned posts, then search the subreddit for your competitors' names. The threads where they are discussed are where your future answers belong.