Meet Excel’s SCAN function  — one of the most powerful and underrated Dynamic Array functions  introduced in Microsoft 365. Once you understand what it does, you’ll never go back to the old methods again. What Is the SCAN Function? The SCAN function iterates (or “scans”) through a range of data and returns all intermediate results  — not just the final total. Think of it as Excel’s version of a “running memory.” It keeps track of the cumulative results as it moves through you

If your Excel workbook is full of the same formula repeated over and over , you’re not alone. In fact, one of the most common inefficiencies I see in real-world Excel files is formula duplication : Hundreds of rows each containing the same logic Long formulas copied across multiple sheets Slight variations that break over time Manual fixes every time something changes Good news: There’s a faster, cleaner, and smarter  way to work. Excel now allows you to turn any formula into

If you’re still typing formulas like =SUM(A2:A100) or =FILTER(A2:B100, A2:A100=E1), it’s time to level up. Using cell ranges  in Excel formulas is fine for small datasets — but as soon as you add new data, everything starts to break. Formulas stop updating. Charts go stale. PivotTables miss new rows. There’s a smarter, cleaner, and more future-proof  way to work in Excel. It’s called Excel Tables  — and once you start using them, you’ll never go back. See this in action in my

If you’ve ever spent time copying and pasting data  from one part of an Excel sheet to another — trying to pull out just the records you need — you’re not alone. It’s one of the most common (and time-wasting) habits in Excel. The good news? You don’t need to do it anymore. With the FILTER function , Excel can automatically extract just the data you want — and it updates instantly when your source data changes. No more manual work, no more broken copies, and no more forgetting