When multiple data variables are accommodated in a project, the time and spatial grids of those variables must be identical. As such, you must control the data other people enter. That’s when you need ...

Excel drop-down lists, like those found on Web pages, help you view large amounts of data in a small area. They are also useful for limiting the choices an Excel spreadsheet user can make when editing ...

Follow the steps below to create a drop-down list using data validation in Excel. If you want to add a message pop up, you can click the Input Message tab and check the checkbox for “Show input ...