This document discusses data driven display advertising and programmatic buying. It provides 5 steps for achieving real-time, relevant display ads through programmatic buying. The steps include: 1) Setting the right KPIs, 2) Choosing creatives that fit the target audience and goals, 3) Directing media buying, 4) Reaching known audiences through retargeting, and 5) Measuring, understanding, and improving through attribution modeling that accounts for assisted conversions in addition to last-click conversions. The document emphasizes that display advertising contributes to branding and awareness goals in the upper funnel and can increase name recognition and conversions over the long term.