From the pictures of your work, it appears that you are a seasoned quilter, and that you probaly have your own desires and wants in a machine. Why not create a list of what you want and expect in a machine and then take the time to visit a few dealers, and request a demo, as well as asking them the questions you may have. As well as the examples as to how user friendly it is. That is of course if you don't mind taking classes to learn how to use it. Just a thought, As well as finding out the maintenance for the machine.