There are a few different types of outlining that can be done in Excel, but they all essentially involve taking a large data set and breaking it down into smaller, more manageable chunks. For example, you might have a huge list of sales data, and you want to be able to see the total sales for each region. To do this, you would use an outlining function in Excel to create a summary of the data by region.
Another type of outlining that can be done is to create a summary of data by month. So, if you have a large data set of sales data, you can use an outlining function in Excel to create a summary of the data by month. This can be helpful if you want to see trends over time, or if you want to compare sales figures from different months.
There are a few different ways to do outlining in Excel, but the most common way is to use the Outline function. To use the Outline function, select the data that you want to outline, and then click the Outline button on the toolbar. Excel will then create an outline of the data for you.