To protect your spreadsheet, Excel proposes the following options:

Some function in Excel is available only when the add-in is installed. For example, Solver or the Analysis group is not available in standard ribbons, you need to install the add-in before you can use it. See also Using Solver.

Use COUNTIF if you need to sum values for a particular person or other criterion.

Use SUMIF if you need to sum values for a particular person or other criterion.

Sometimes you want to show a single chart that consists of series that use different chart types.

Periodical processes like volume of support service calls often have critical zones that indicate a serious problem that need to be investigated and mitigated. This tips shows how to reveal and emphasis those critical zones for analysis.

For some presentations will be interesting to add title that contains changeable data, for example, dependent on volume.

For some presentation of the competition will be more informative to see points that missed to achieve the Goal. This tip is about how to create simple competition chart with residual data.

This tip shows how to create funny competition chart with gradient fill.

This tip shows how to create dynamically updated chart labels that depend on value or other cells.