CPA (cost per acquisition)

CPA (cost per acquisition or cost per action) is also known as cost per conversion, cost per lead or cost per sale. It is is an online advertising pricing model, where the advertiser pays for each specified action (a purchase, a form submission, and so on) linked to the advertisement. Payment depends either on the cost of lead, cost of sale or a percentage of the sale's revenue.

See the reference side-by-side comparison CPM (cost per mille) vs PPC (pay per click) vs CPA (cost per acquisition) Advertisements