You can save Emails as a Text Only, Outlook Template, Outlook Message Format, Unicode, HTML, and MHT file on your Windows PC. Learn how.

Use Microsoft Excel to calculate EBITDA (earnings before interest, tax, depreciation, and amortization) profit margin.

Excel and Google Sheets have three functions to calculate the internal rate of return: IRR, XIRR, and MIRR. Learn how these functions can calculate investment returns.