Thank you so much for the detailed and informative class. Lots of hard work involved, but it was very rewarding creating my own pattern!
My original artwork:


After cutting them out:

After arranging, it becomes:

And the finished work!

When applied on mock-ups...


The pattern appears to be not seamless enough that when applied on other products other than phone cases, it's positioned a bit upward and not centered.
Thank you for reading. I am sure I will be revisiting the class for reference until I completely master it :)