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 ...

Web apps love exporting CSV files, but they don't always play nice with Excel. Leading zeros disappear, dates break, and text fields merge together. Most people waste time fixing these problems ...

If you spend Mondays copying data from email attachments into a "Master" sheet, you're not working in Excel—you're doing manual labor. Power Query fixes that. Master these three core data ...

Chris Webb shared a two part article on optimizing the performance of Power Query merges. Known as joining in SQL, merging in Power Query can result in performance issues when refreshing. Using a CSV ...