Reddit doesn't warn you before it shadowbans you. One day your posts are getting traction, the next they're going up with zero visibility and you have no idea why, because Reddit doesn't tell you either. You just see the numbers flatline.
Most of the time it's one of these five mistakes.
1. Posting the same content across too many subreddits, too fast
Cross-posting identical content to five subreddits in the same hour is the single fastest way to trip Reddit's spam detection. The algorithm looks for exact or near-exact repetition across communities in a short window, and it doesn't care whether a human or a bot did it. Slow down. Space posts out by hours, not minutes, and vary the content itself, not just the caption.
2. Ignoring subreddit-specific rules
Every subreddit has its own posting rules, often buried in the sidebar or a pinned wiki page nobody reads. Some ban self-promotion outright. Some require a minimum account karma or age before you can post at all. Some require specific flair or verification. Get this wrong even once in a strict subreddit and you can get an account-wide flag, not just a removed post.
3. New accounts posting too aggressively
A brand new account that immediately starts posting promotional content looks exactly like a bot to Reddit's systems, because that is exactly what bots do. Accounts need time to build genuine karma through normal participation, comments, upvotes on other people's posts, before they can post promotional content without tripping automated filters.
4. Low comment engagement relative to posts
An account that only posts and never comments, or never replies to comments on its own posts, reads as low-effort or automated. Reddit's own signals, and honestly the community itself, both respond better to accounts that behave like an actual person participating in a conversation, not a billboard.
5. Using link shorteners or suspicious redirect chains
Bit.ly links and multi-hop redirects are one of the most reliable shadowban triggers on Reddit. The platform's spam detection is specifically tuned to catch this pattern, since it's also how a lot of actual spam and scam links get distributed. Use direct links wherever the subreddit allows it, and check whether it allows links to your specific type of content before posting.
The pattern behind all five
Every one of these mistakes comes down to the same root cause: moving fast without understanding the platform's actual norms. Reddit rewards patience and punishes anything that looks automated or careless, even when there's no bad intent behind it.
This is the exact reason we manage Reddit accounts manually, account by account, instead of running anything at scale through automation. If you want to see what proper Reddit management actually looks like day to day, check our what we manage page, or apply as a creator to get started.