This document provides an overview of SEO performance measurement and monitoring tools. It begins with an agenda for an analytics roundtable in Zurich on SEO. Then it covers how search engines work through crawling, indexing, and ranking websites. It describes the SEO process, including off-site analysis, on-site audits, and continuous optimizations. Key SEO metrics are discussed like traffic sources, keyword rankings, and backlinks. Finally, it examines the SEO monitoring tools Moz, Searchmetrics, and Hoosh, comparing their features, prices, and pros and cons.