Learn to calculate fixed asset depreciation in Excel using methods like straight-line, sum of the years' digits, and more for accurate financial analysis.

Learn how using historical data, instead of standard deviation, offers a more accurate assessment of stock volatility and risk management strategies.

Drop-down lists in Excel are a great way to speed up data entry, keep your sheet tidy, and avoid typos. No formulas required!

Not sure where to start with smart plugs? At CNET, these are the tricks we use to make our homes smarter and routines faster. Tyler Lacoma Editor / Home Security and Smart Home Tyler has worked on, ...