The only way you'll improve and be smooth and confident is to quilt tops. Repetition on a real quilt is the key. Tutorial to be part of the Free Motion Quilt challenge - a must site to learn how to quilt feathers. Diane Gaudynski is the master of feathers
My second quilt using Creative Grids Curvy Log Cabin Ruler. I am in love with these rulers. I worked right out of the scrap bucket and didn't have to precut my strips. These rulers give accuracy to this versatile block.