In the main window of Actual Transparent Windows you can see a panel which allows you to configure the making of Transparent Windows Manually and Automatically 

here you can see an example of how The Microsoft Outlook Notes window is being set up to have a level of 30 percent transparency at startup 

The Windows menu displays a set of window related actions that you can perform with Actual Transparent Windows. You can add, delete, copy, sort, enable, disable or restore any window to defaults