PostHog Custom Events: How I Tracked a $59 Payment Funnel from Page View to Stripe Checkout

You built the landing page, wired up Stripe, launched. And then... silence. Zero purchases. Was the page broken? Did anyone even see the price? Did they click anything? Without custom events, PostHog tells you "12 people visited /lifetime." With them, it tells you "12 visited, 8 scrolled to the CTA, 3 clicked 'See the demo,' 1 started checkout, 0 completed purchase." Now you know the leak is between checkout-start and payment -- not the page itself. Here's how I set this up for a real $59 lifeti