One Stitch at a Time. Sewing tips #3

How to make your piece lay flat after you turn it inside out? How can you get nice and straight corners and beautiful curves? The secret is in trimming the seam allowance in the right manner.

If you have a complex shape, with corners and curves, start with trimming the corners. Trim them close to the seam, but avoid cutting the threads.

Then cut the inner corner almost to the seam -

To help you to make curved parts more accurate, cut out little triangles from the seam allowance where you have curved line -