Marketing funnel

Impressions → clicks → leads → sales: conversion per stage

Stages

Total conversion

Weakest stage: Landing→lead

0.030%

CTR (clicks/impr)
2%
Landing→lead
7,5%
Lead→sale
20%

Compare stages to benchmarks: ad CTR 1–3%, landing→lead 5–15%, lead→sale 10–30%. The weakest stage is your first optimization target.