In Microsoft Excel, to draw attention to a specific marker in a line chart, drop in a thin line, think of it as a marker.

How to Change Grid Line Colors on a Chart With Microsoft Excel. Grid lines add horizontal and/or vertical lines to your graph that aid in measuring graph values.

The Table feature offered in PowerPoint allows users to insert a table, draw a table or insert a table using an Excel spreadsheet. Learn how!

Add a vertical line in Microsoft Word to draw attention to special content or help define elements.