Tips and Tricks
Once your size is set, Send to Back and Pin your Boundary Box
Name your view the name of your hatch pattern and then settings tab -> Settings (Parameters), check "Use view name..."
Using the "3x3" button on the Main tab, create a sample of the hatch pattern you are developing. Then as you make changes, select the "Fill" button to update the Filled Region whenever you create a new definition.
I use '22' as my shortcut for running hatch22.