The Airthread 2000D Professional Serger Workbook is an essential reference guide for getting the most out of your Janome serger. This comprehensive workbook provides detailed instructions, threading diagrams, maintenance tips, and stitch techniques to help you master professional serging on your machine. Whether you’re a beginner learning the basics or an experienced sewist looking to expand your serger skills, this workbook is an invaluable companion. Available at Glory Bee’s Sewing Center in Fallston, MD.