Excel’s data validation feature offers an efficient way to perform a variety of tasks. This collection of techniques demonstrates several handy ways to put data validation to work. From the ebook: ...

In many cases, you want people to enter a valid date, and no other type of information, when they're putting data into a cell in Microsoft Excel. For example, you might be asking people to record days ...

One way businesses can save time and money is using Excel spreadsheets as data tables in which to store customer information, inventory details or other important data. Excel has several features that ...

In this article we will show you how to display multiple columns in a validation list in Excel. We will show you a method that can then be applied to your data. To create a validation list with ...

Build a free Excel task tracker with dropdowns, status colors, and a calendar view. Skip pricey apps, manage deadlines with ...

Two quick methods for removing data validation rules in Excel Your email has been sent Susan Harkins shows you a quick method for removing validation rules for multiple ranges in Excel, at the same ...

I've got an Excel 97 worksheet in which I need to validate some cells. No problem, I'll just use Data->Validate, right? Wrong. The built in validation works well enough as long as the user doesn't ...