In this presentation, Sitecore MVP Amanda Shiga provides an overview of five key steps to take to succeed with Sitecore data enrichment and personalization:
Getting started: The importance of xDB data enrichment
Building your strategy: Types of personalization in Sitecore and how/when to apply them
Keeping personalization manageable for marketing ops and website performance
Measuring success: How to determine if personalization is making a difference
Useful extensions: Some helpful approaches to extend Sitecore's personalization capabilities