How to Add an Overlay to Excel. Microsoft Excel 2010 can create a chart to illustrate numeric data from a worksheet. Excel's "Chart Tools" contain "Labels" that customize the chart area.

How to Create Graphs in Excel With Multiple Columns. Column graphs offer a visual representation of data that allows easy comparison between multiple values. Typically, these columns are uniformly ...

Combining Charts: Sometimes, combining multiple charts into one visual (like overlaying a line chart on a bar chart) can provide deeper insights into your data.