Starting a subreddit is easy. Getting 10,000 people who talk to each other is not. Most new communities are ghost towns with a banner. The ones that work look busy in week one — even if the founder wrote half the posts.
Here is a launch sequence that does not depend on luck.
Before you open the doors
Name the community after the identity people already use, not your product. Write four rules that prevent the death spiral: no low-effort dumps, no blatant ads, be specific, assume good faith. Recruit two moderators who will actually show up. Empty mod lists signal abandonment.
Seed 15 pieces of content before you invite anyone: a welcome thread, three discussion prompts, two resource lists, and a handful of genuine questions. A visitor who sees activity stays. A visitor who sees zero posts never returns.
The first 90 days
Post every weekday. Comment on every comment. Cross-talk in adjacent subreddits without brigading — mention the new community only when it is truly the better home for a conversation, and only after you have helped there for weeks.
Use Overlap Check to find neighboring towns. Invite people as individuals, not with blast spam. AMAs with practitioners (not your CEO) create a reason to subscribe.
Moderation is product
Remove junk quickly. Explain removals. Pin a weekly thread so lurkers have a default place to speak. Ban repeat spammers without a speech. Inconsistent mods create drama; drama can grow numbers and still kill the culture you wanted.
Growth channels that do not backfire
Buying members is useless. Buying attention on good posts can help the right people find the door. The door still has to lead to a room that is alive.
From 1,000 to 10,000
At a thousand subscribers you need rituals: weekly recap, monthly AMA, flair for useful contributors. At five thousand you need more mods and clearer lanes (help, showcase, off-topic). Tools like Group Stats tell you if engagement per member is falling — that is the real KPI, not the subscriber vanity count.
When it is working, you will feel it in the comments: people answering each other without you. That is the product. Everything else is scaffolding.