Mastery courses are offered EXCLUSIVELY to SWI machine customers. When you buy a sewing or embroidery machine from SWI, these courses are FREE to you for as long as you own your machine. Take them once, twice, or whenever you feel you need a refresher! These courses, referred to as “Mastery Courses,” were developed to help you get the very most from your machine purchase. Babylock’s and Brother's innovative line of sewing and embroidery machines are technologically advanced and extremely feature rich. Mastering your machine will help you truly enjoy your purchase!You may register for only ONE Mastery class at time.