If you use Excel 40 hours a week (and those are the weeks you are on vacation), welcome to the MrExcel channel. Home to 2,400 free Excel tutorials. Bill "MrExcel" Jelen is the author of 67 books about ...

Learn how to unlock Excel’s hidden features with GROUPBY and create visually compelling, accurate reports like never before.

That all changed when I discovered two features in Excel most people don't know about: Watch Window and Custom Views. Together, they provided me with a way to track the numbers that matter without ...