The library

Marketing experiments

What founders tried, what it cost, and what happened. Every number shown was disclosed by the founder.

14 experiments match for “first customers”

Showing “First customers” experiments and any that match your words.

LinkedIn AdsDidn't work

183.6K
impressions: 337
clicks (round 1, $300): $2K
spent

Tony Dinh spent $2,052 on LinkedIn Ads for TypingMind Custom and stopped: the targeting couldn't reach his buyers

Tony Dinh · TypingMind Custom

Tony Dinh tested LinkedIn Ads for TypingMind Custom in three rounds: broad targeting, Lead Gen forms, then a Lead Gen form turned into an AI quiz. $2,052.03 bought 183,663 impressions and a handful of leads, none of whom had come back when he posted. He stopped the channel.

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CommunitiesDidn't work

5
new subscribers: 4
reddit bans: 30
days

Banned on Substack, Reddit and Etsy in month one — for offering free promotion

Alexander Belyanin · tinyfound

Alexander Belyanin launched tinyfound, a newsletter of founders' first-customer stories, and spent month one offering people free write-ups of their own stories. The result: 5 new subscribers, banned four times on Reddit, banned on Substack, temporarily on Etsy — and Gmail started marking his emails as spam.

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