It's not that charts are bad in a PowerPoint presentation, but that too much data overwhelms the audience and distracts them from the main point. When you add multiple lines to your PowerPoint ...

When you're ready to start the presentation, double-click ... and then change "Group chart" to "By Category" and click "OK." PowerPoint lets you add objects — shapes, lines, arrows, text boxes ...

True PowerPoint Warriors ... Choose to insert a chart, and oomfo open its own window where you can choose from about 18 different kinds of charts, such as bar, area, line, radar, and more.