Now that you have created your first couple of charts, you must be curious to customize them both aesthetically and functionally. As charts are typically part of a larger application such as an internal reporting system or a CRM dashboard, it becomes necessary to bring the overall look and feel of the application to the charts as well. Also, the users of different applications vary widely bringing in the need for functional customization, while some of them can interpret complex figures in seconds, others need visual cues to understand their data better.