"Hi, I'm Cynthia Mann and we're here today at Birch Fabrics in Paso Robles, California. This is also the home of Fabricworm.com. Hi, I'm Melissa Lunden; I'm the resident seamstress here at Birch Fabrics. I teach sewing lessons here, prepare blog tutorials and sew samples of Birch's line of organic cotton. I am here today to talk to you about sewing. So now we're going to talk about how to select stitch length with tension on your machine... "