For 15 years, free Excel & Power BI classes, videos, files & pdf notes here at YouTube. All to allow you to become awesome with data analysis, financial calculations and model building! Over 3,600 videos: https://www.youtube.com/watch?v=GNhN1Zw8oM0 . I am also a business analytics professor at Highline College, author Excel and Power BI books, and many years ago ran a world famous boomerang manufacturing company called Gel Boomerangs. Hopefully these free classes and videos will help you to become better with Excel, Power BI and data analysis so you can save time at work, help coworkers become better, and save so much time that you can take an extra vacation! Go Online Excel Team! P.S. if you want to Donate, use PayPal link below : )