Originally Posted by mrsj82

The only bit of advice I can think of is this. When you're doing the curves, stop at one point and keep the needle in the fabric, raise the presser foot, and turn it slightly. Do a few stitches, and re-peat the process until you get around the curve.

Anyway, I think this looks stunning! And I don't think the curves are very jagged at all, I think they're really great!