Ogilvy's digital specialist Brian Giesen outlined strategies for businesses to get results on Twitter in 3 steps: 1) Follow relevant accounts and discussions, 2) Create an engaging Twitter presence, 3) Engage with followers by answering questions and providing value. Giesen discussed objectives like customer service, promotions, crisis management and event activation. He provided examples like how Telstra uses Twitter for customer support and Vodafone for exclusive offers. Ogilvy recommends identifying objectives, audiences and content before strategically following, creating and engaging on Twitter.