In addition to your spinning wheel, there are many tools out there for spinners to help you spin better and consistent yarn, and to reproduce those results repeatedly without guesswork. There are three tools that I find useful and have made my spinning so much better. a WPI tool a Spinner's Control Card a Twist card (For ease of use, there are various smartphone apps out there that provide you some of these tools.) The WPI Tool: The Wraps-Per-Inch (WPI) tool basically tells you how much yarn...