The first skill we’re going to focus on to that end is how to create a combination chart. (Editor’s note: This popular series continues on Marketing Land with Creating Sexy Charts In Excel!) Why Use Combination Charts? It’s going to be a long series - but by the time we’re finished, you’ll be able to create dashboards that excel in both form and function. I’m starting a series on dashboards because I think creating sexy dashboards is a critical skill every marketer needs to know.