This document provides a guide to Facebook ads. It explains why Facebook ads are useful, including greater visibility, precise targeting, ROI measurement, and various cost models. It describes the types of Facebook ads and dimensions. It then outlines the three main steps to creating a Facebook ad: 1) designing ad copy and targeting, 2) further targeting based on demographics and interests, and 3) pricing options. It also defines important Facebook ad metrics and terms. Finally, it provides tips on optimizing Facebook ads, such as writing appealing text, using attractive images, being precise in targeting, and choosing the right pricing option.