Resolved: Mid Funnel conclusion and Risks
Based on what for example in Mid Funnel we determine there are 1K customer 40% we do it
If you have historical data from campaigns, you can use that as a basis. If not, you can use the industry average for your vertical. This data is usually available online if you search dilligently. If you absolutely have no source, you can make some educated assumptions the first time around and then with each test or campaign, you can refine them with actual data.