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Cohorts and lifetime value made simple

Dear brand owner,

Lifetime value gets dressed up in spreadsheets so complicated that most founders give up before they learn anything useful. But the core idea is simple, and it's one of the most powerful ways to understand your business. Let me strip it back to what matters.

What a cohort really is

A cohort is just a group of customers who first bought in the same month. That's it. You then follow each group over time and watch what they do.

  • January's first-time buyers are one cohort
  • February's are another
  • You track how much each group spends in the months that follow

Do this and patterns leap out. Maybe January's buyers keep coming back while March's vanish after one order. That tells you something a single average never could.

Why lifetime value changes decisions

Once you know what a customer is worth over time, not just today, your whole view of spending shifts.

  1. You can afford to spend more to acquire a customer who buys for years
  2. You spot which channels bring loyal buyers versus one-time bargain hunters
  3. You see whether a change to your product improved retention or hurt it

A customer worth thirty pounds once and a customer worth thirty pounds a month look identical on day one. Cohorts are how you tell them apart.

You don't need a fancy model to start. Group your customers by joining month, add up what each group has spent since, and just look. The story is usually clearer than you expect. If you'd like help building your first honest cohort view, start with a FREE call and we'll set it up together.

Best,

Luke Michael

UK-based eCommerce consultant & developer

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