Step 1: With right sides together, pin or clip the front and back of your bookmark.
Step 2: Line up your fabric with the right side of the presser foot and remember to back-stitch at the first and last stitches. Sew the two pieces together on three sides, using pivot corners, leaving the smaller top end open.
Step 3: Clip all four corners to have less fabric bulk at the corners when you turn it inside out.