by Jeremy Rigsbey | Jan 17, 2026
In this presentation author and Excel expert David H. Ringstrom, CPA, demystifies Excel’s family of lookup functions, guiding you from the legacy VLOOKUP formula to the more versatile XLOOKUP. David shows how to build lookup formulas from the ground up, using Excel’s...
by Jeremy Rigsbey | Jan 17, 2026
In this presentation, author and Excel expert David H. Ringstrom, CPA, will guide participants through various essential Excel skills. David will start from the beginning with Excel with topics such as saving Excel files, entering text into worksheet cells, and...
by Jeremy Rigsbey | Jan 17, 2026
This presentation by author and Excel expert David Ringstrom, CPA, builds on the discussion in part 1 of his two-part series on spreadsheet basics. You’ll learn how to duplicate Excel worksheets to save time, as well as create a fallback position. David will...
by Jeremy Rigsbey | Jan 17, 2026
In this presentation author and Excel expert David H. Ringstrom, CPA, introduces you to the world of pattern-based lookups using powerful tools like XLOOKUP and regular expressions. You’ll discover how to perform exact, approximate, and partial matches with XLOOKUP,...
by Jeremy Rigsbey | Jan 17, 2026
In this presentation author and Excel expert David Ringstrom, CPA, shares lots of tricks and techniques you can implement to create, streamline, and even automate Excel charts. You’ll see how to build self-expanding charts that automatically display new data,...
