Excel validation lists avoid blanks and errors with TOCOL(ignore) plus FILTER; the spill range stays stable across worksheets.
Glide turns an Excel spreadsheet into an inventory app; computed columns replace formulas, giving live stock-on-hand totals across tables.
How-To Geek on MSN
3 simple tricks I use to make Excel column charts actually useful
Turn generic columns into custom visuals by adding floating totals, nesting series, and layering simultaneous data labels.
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