Home - HubSpot Digital Advertising - Fill in the blank: You should use a target CPA bidding strategy when you have _____. Fill in the blank: You should use a target CPA bidding strategy when you have _____. 2shares Facebook Twitter Pinterest LinkedIn Skype Facebook MessengerQuestion: Fill in the blank: You should use a target CPA bidding strategy when you have _____. an efficient CPA an inefficient CPA a big advertising budget a small advertising budget The right answer was: an efficient CPA