Advantages of using the developer mode
You just have to add the fields in the SAW Viewer and download the configuration. Therefor, you do not have to know each step in the configuration and how it is build. Example: If you want to configure a signature field on your document you can first add it on a document in the SAW Viewer and then download the configuration and add
the signature in your workstep configuration. Moreover you have always the exact position of the elements in your configuration and you do not have to write the code by yourself.