Caps should be digitized to stitch from the bottom up and center out. John Deer has great tutorials. Here is a link to a few...
https://www.google.com/search?cli...
Thank you. I most concerned with how much to curve the words. My design is mostly a word.
Haven't tried hats, but it seems to me there are two basic shapes of hats: the boxier, high hat and the lower headed hats. (I think of the boxier ones for old fuddy duds.) I think the boxier ones are more straight where you would be stitching and would require less curve, unless it's a very long word. Hope this helps.