Milestones should be earned, not checked off
A milestone you can tick for yourself isn't a milestone — it's a task. Real milestones close with evidence: users, validation, revenue. This is how to track the few outcomes that actually move a startup to its next stage.
Track milestones with evidenceA milestone is an outcome, not an activity
“Build the landing page,” “ship the MVP,” “set up analytics” — these feel like milestones, but they're tasks. You control whether they happen. A genuine milestone is an outcome you don't fully control: ten customers paid, a cohort retained, a channel that repeatably brings users. It can only become true if the market cooperated.
That distinction is the whole game. Tracking tasks tells you that you were busy. Tracking outcomes tells you whether the company is actually getting closer to being real. The first feels productive; the second is the truth.
The checkbox is the bug
When founders mark milestones complete themselves, the milestone quietly drifts to whatever is convenient. “Validated the problem” gets checked after three friendly conversations. “Found product-market fit” gets checked on a hopeful week. The milestone survives; the honesty doesn't.
The fix is to require evidence to close a milestone — the conversation, the signup curve, the paid renewal, the retention number. Evidence-backed milestones can't be willed into existence, which is exactly why they mean something to you now and to anyone you show them later.
The right milestones for where you actually are
A pre-product startup chasing revenue milestones is measuring the wrong thing; a company with paying customers still obsessing over “launch” tasks is stuck in the past. Milestones should match your stage — problem evidence early, validation next, traction and retention later — and there should be few of them.
A short list of the right outcomes beats a long roadmap of everything. Too many milestones recreate the task-board problem, where motion is mistaken for progress. The discipline is choosing the one or two that, if achieved, would genuinely change your stage.
Milestones that assemble themselves
You don't maintain a milestone tracker in Ventory. You answer one question a week — what changed — and Ventory structures the answer into milestone progression, attaching the evidence you mention as you mention it. Stage-appropriate milestones close because something real happened, not because you remembered to tick a box.
Over time, your closed milestones become part of a longitudinal record of how the startup advanced — a roadmap you can look back along, not just forward to. Honest with yourself now, and credible to others when you choose to share.