SAP Crystal Reports a powerful standard tool

Crystal Reports is being used by many business lines as the standard reporting tool for canned reports. It provides many users with a tool get the canned data from many different data-warehouses and systems. I would say it is a complex powerful report development tool. Users do face a steep learning curve with this tool. This is because it has many "hidden features" and best practices. Many point back to the database and are not the best such as subreports.