Home - AI-Powered Shopping Ads - If someone asked you which bidding strategies they can use in a Standard Shopping campaign, what would you tell them? Choose two. If someone asked you which bidding strategies they can use in a Standard Shopping campaign, what would you tell them? Choose two. 2shares Facebook Twitter Pinterest LinkedIn Skype Facebook Messenger Target return on ad spend (tROAS) Maximize conversion value Viewable cost per impression (CPM) Enhanced cost-per-click (eCPC)