The debt service coverage ratio (DSCR) is used to measure a company’s cash flow available to pay current debt. Learn how to calculate the DSCR in Excel.

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.

Your Kindle isn't restricted to books from Amazon. Here's how to send other ebook formats to your ereader, and where to get free ebooks, including with Amazon's Stuff Your Kindle events.

When you're reformatting a drive, memory card, or flash drive you need to pick a file format. If you see FAT32, exFAT, and NTFS, but don't know which one to pick, here's what you need to know.