Web, domains and email
CPA
Abbreviation for cost per action
In short and in plain language
CPA is the cost of an action that an ad brings in.
An action can be an enquiry or a purchase. The value shows what it costs on average.
You can set a target value. You decide yourself what counts as an action.
Definition
CPA is the cost per action: what a desired action such as an enquiry or purchase costs on average through ads. With automated bid strategies, a target CPA can be set. The advertiser decides which action counts.