Originally Posted by
Snooze2978
Great description. What I've done in the past is use Elmers Glue to line and keep them in place, stitch down and proceed. Most times this works but occasionally it would shift if I didn't put down enough glue.
I would have used school glue also. But I hadn't thought of the pressed line to use for a sewing line. That is so important. You have to easily see where to sew.
I also would press the seam open. An opened seam in a "patch" will not show as much as one pressed to the side. The "pressed-to-one-side" seam will have a little shadow no matter how well it is pressed.