Have you ever stared hopelessly at your Power BI report, waiting for your data and visuals to load to the page? In this session, we'll go through some tips and tricks on understanding the mechanics of your Power BI model and tools that can help you optimize performance of your reports. We'll start off with tips for best practices in data modeling and use Power BI's built in Performance Analyzer to get a sneak peek into what's slowing down our report. We'll then start to dive into more advanced analysis of the VertiPaq engine with DAX Studio and Tabular Editor. And, if time allows, we'll run through using the VertiPaq Analyzer to dig into the details of your models performance.