The first reason why you might see double square brackets in a structured reference is that the column headers they refer to ...

If you've used data validation in Excel before, you probably selected the relevant cells, clicked "Data Validation" in the Data tab on the ribbon, and created the rule in the Data Validation dialog ...

Excel formula errors solved! Find out why tutorials fail and how to adapt them to your unique setup for flawless spreadsheets ...

Learn the secret Excel feature that lets you send customized WhatsApp messages in seconds. Perfect for businesses and event ...

We'll take a look at what point spread betting is, how it works and offer some tips for how bettors should approach spreads ...