What are the two ways you can buy an App Installs campa… ddc-admin June 25, 2023 (July 13, 2023) Here is an answer to the question. What are the two ways you can buy an App Installs campaign on Twitter? (select two) Return on Ad Spend (ROAS). Optimized Action Bidding (OAB). Cost per App Click (CPAC). Cost per Download (CPD). This question is about “Performance Fundamentals Badge” All updated questions and answers related to “Performance Fundamentals Badge” can be found on the “Performance Fundamentals Badge Exam Answers” web page. If you spot an update in the questions or answers, please leave a comment on this page to let us know. We will provide updates as soon as possible. Related