Reddit r/microsaas: zero to 900 users via WhatsApp B2B groups

reddit.com backs 4 GrowthDex tactics. This page exists so readers and crawlers can follow the evidence trail from source to tactic.

Latest check 2026-06-09 B2B Communities, Community, Customer Discovery, Facebook Groups, Founder-Led Growth, Founder-Led Sales

Original source

WhatsApp B2B Facebook and Google group discovery before paid adsFind closed WhatsApp groups through Facebook and Google before buying traffic for a product whose ICP still needs sharper language.
WhatsApp B2B manual replies before automationKeep early WhatsApp group outreach manual until the founder knows which objections, phrases, and use cases actually move signups.
WhatsApp B2B niche group selection before blastJoin WhatsApp groups where the exact buyer already discusses tools and workflow problems before posting any launch message.
WhatsApp B2B two-week micro-value before soft mentionSpend two to three weeks giving small useful answers in a WhatsApp group before making a soft product mention.