Performance

Cost per qualified lead

Also known as: CPQL · cost per sales qualified lead

Definition

Cost per qualified lead is advertising spend divided by the number of leads that pass an agreed qualification test, rather than the number of form submissions. It only works when sales and marketing have written down what qualified means.

It's cost per lead corrected for quality. Divide CPL by the qualification rate and the gap between the two figures is what you pay for leads that were never going to buy. Because the denominator shrinks, cost per qualified lead is always the higher number, and the campaign that looks cheapest on CPL is often not the cheapest on this one.

Qualification has to be decided by whoever takes the call, against written criteria, inside a fixed window after the enquiry. Log a reason for every rejection: wrong number, duplicate, outside the service area, job-seeker or supplier, no budget. Then send the qualified status back to the ad platform as an offline conversion, so bidding learns to find qualified leads instead of cheap ones.

Formula

Cost per qualified lead = Ad spend ÷ Qualified leads = CPL ÷ Qualification rate

Worked example

Say a campaign spends AED 20,000 and produces 200 leads, a CPL of AED 100. If sales qualify 25 of them, the qualification rate is 12.5% and cost per qualified lead works out at AED 800.

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