If you have several parts of something one, you can demonstrate each item in one pie chart. But sometimes you want to demonstrate the changes of those parts and doughnut chart will help you to do this.
Expressiveness of business graphics sometimes determines the success or failure of the presentation and you can achieve better perception of the audience by using in charts intuitively obvious representation of data by arrows.
Most reports and presentations contain a lot of boring charts that describe the state before and after some event, action, etc. However, using simple visual tricks you can shake up the audience and draw an attention to the essence of your presentation.
Creation of a large number of visually consistent charts to represent different data is a time consuming and error prone task, unless you know how to copy formatting between charts.
Every workbook uses a palette of 56 colors, but you can change palette for the current workbook or even change the default colors for new workbooks.
You can unlink a chart from its data ranges and produce a static chart that remains unaffected by later changes in the data.
If you often need to adjust your data ranges so that your charts plot an updated data range, you may be interested in a trick that forces Excel to update the chart's data range whenever you add new data to your worksheet.
This chart resembles a speedometer gauge and displays a value between 0 and 100%.
A Gantt chart is a horizontal bar chart that is often used in project management applications.
You're probably familiar with a "thermometer" type display that shows the percentage of a task that's completed. It's very easy to create such a display in Excel.