Building a B2B SaaS go-to-market strategy using the flywheel model

Executive overview

Most SaaS founders optimise isolated parts of their business without seeing how those parts connect. The flywheel model — acquisition, activation, revenue, retention, referral — shows the whole machine and where it breaks down.

Identify choke points first. Fix the earliest broken stage before investing in later ones. Three go-to-market inputs drive the flywheel: your ideal customer profile, your manifesto, and your Broadway show.

The flywheel only creates self-sustaining growth when every stage flows into the next — one broken link stops the whole wheel.

The five stages of the SaaS flywheel

• Acquisition — target market becomes aware and enters your customer journey as a lead or trial user
• Activation — leads take meaningful action (start a trial, book a call, engage with content)
• Revenue — activated users convert and pay
• Retention — customers keep paying; this is what makes SaaS recurring revenue
• Referral — retained customers tell others in the same target market, re-entering the top of the flywheel

Finding and fixing choke points

• Each stage has a corresponding metric: lead volume/conversion rate, activation rate, win rate, churn rate, referral rate
• A broken early stage makes later stages irrelevant — fix acquisition before worrying about referrals
• High churn often signals the wrong customers entering the top, not a retention problem in isolation
• Use the flywheel metrics to have a concrete conversation about what to tweak and in what order

The three go-to-market inputs

1. Ideal customer profile (ICP) — defines exactly who to target and who to repel; wrong-fit customers corrupt every downstream metric
2. Manifesto — your positioning, messaging, and strategic narrative; determines headlines, ads, sales decks, and how you differentiate so there is no obvious alternative
3. Broadway show — a consistent, repeatable set of sales and marketing activities that brings your manifesto to your ICP continuously, feeding the flywheel with qualified prospects