The cheapest acquisition channel is the one you should start with

A services business wants to double its revenue, so it hires an agency to run paid ads. Six months and forty thousand euros later, it has twelve leads and one customer. Nothing was wrong with the ads. The order was wrong. There are four ways to bring in customers. Inbound, where people find you through content, search and reputation. Outbound, where you go to them with cold email and calls. Paid, where you buy attention. And referrals, where your existing customers bring you the next one. Each asks something different from you before it returns anything: volume, margin, patience, or a base of happy clients. Paid asks for the most. You are bidding against everyone else in your market, you need the margin to absorb a losing test, and you need enough traffic to know which test lost. Miss one of those three and the budget just leaves. Inbound asks for time instead, six to twelve months before it carries anything, after which the leads keep arriving without a price tag on each one.…