If you need to calculate dates in your spreadsheets, Excel uses its own unique system, which it calls Serial Numbers. Every date (month, day, year) and time (hour, minute, and second) has an ...

When a burst pipe ruins your dishwasher or a power surge fries your fridge, the first thing you want is a fast, fair payout. Yet your insurer often starts by asking for a tiny detail: the serial ...

On the back of your 360 there's a sticker that has your serial number on it. On that flap should be a manufacture date in MM/YYYY format. My first 360 was Jan06, my ...