Jeff Miller - Online Business Coach

A $9 air filter generated $351 per customer. The mechanism has a name.

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An HVAC technician ran a quiet experiment. At the end of every service call, he left behind a $9 air filter and a short handwritten note. No pitch. No upsell. No request for a review. The measured result: $351 in additional revenue, referrals, and repeat business per customer. A 39-times return on a nine-dollar item. This was not luck, and it was not charm. It was a mechanism — one that can be documented, taught, and installed in any business that has clients. It is called the Wow Document: a deliberately designed moment that makes a client feel so far past their expectations that they tell someone. Referral rate is the metric it moves, and referrals are the cheapest customers you will ever acquire. Most businesses leave this to chance. The ones that engineer it stop depending on ad spend to grow. I documented the Wow Document — along with 7 other pre-call and post-sale systems — in a book called Pre-Sold. The chapter includes the 3-part anatomy, 7 real examples across industries, and a one-page template. The book is $0.99. 👉 presoldthebook.com P.S. If you want to see which of the 8 systems your business is missing before you read a word, the Pre-Sold Scorecard tells you in under two minutes. It comes with the book.