This document discusses how to build expertise, authority, and trust (E-A-T) for SEO purposes. It recommends maintaining an active blog that publishes high-quality, fact-based articles weekly and includes proper author markup. It also suggests optimizing profiles on Facebook, Twitter, guest posting on other relevant blogs when possible, seeking media features to increase perceived newsworthiness, and claiming your Google My Business listing to establish online presence and authority. Building E-A-T takes ongoing effort across multiple online channels to strengthen your professional reputation and search rankings over time.