Excel training often gets sold on features that look impressive in a demo—complex nested formulas, elaborate macros—but rarely get used in the actual day-to-day work most people do. The features that genuinely save time are usually less flashy.
PivotTables are the single highest-value skill most people never properly learn. Instead of building a new summary table by hand every time a report is needed, a PivotTable lets you restructure and summarise data in seconds, and update it instantly when the underlying data changes.
Data validation is another underused feature. Restricting what can be typed into a cell—a date range, a fixed list of options—prevents the single most common source of "why doesn't this formula work" support requests: someone typed something the formula didn't expect.
Conditional formatting, used well, replaces the manual work of scanning a spreadsheet for outliers. Instead of eyeballing a column of numbers for anything unusual, conditional formatting highlights it automatically, every time the sheet is opened.
And table formatting—turning a plain range into a proper Excel Table—means formulas and formatting automatically extend as new rows are added, instead of someone having to remember to drag a formula down every month.
None of these require being a "power user." They're a few hours of focused learning that remove hours of repetitive manual work every month afterward—exactly what we focus on in our Advanced Excel course.