Susan Wenograd provides tips on optimizing display advertising campaigns. She discusses different targeting options on the Google Display Network including topical, keyword, placement, audience, in-market and affinity targeting. She emphasizes using layered targeting to precisely reach the intended audience. Wenograd also provides advice on optimizing campaigns through negative keyword/topic targeting, impression caps, remarketing and custom audiences. Her tips aim to help advertisers efficiently reach the right people with the right messages.