A simple setup lets Excel combine recurring reports and refresh the results whenever new files arrive.

We've all been there: struggling with a nested Excel formula that breaks when your data shifts, or using Flash Fill only to find it missed half the rows. I stopped relying on those fragile workarounds ...

At the end of every month, about 30 CSV files, one for each branch, pile up in a folder. I open the files, select all, copy, and paste them into a summary workbook. Doing this 30 times takes about 40 ...