|Amy Alan Beginner Serger Class on Craftsy
Keep an eye out for when this class goes on sale periodically.
This is a great overview for beginners. You can take it online or buy the DVD $29.99
Amy Alan Serger Lesson on Youtube
Though she uses a higher end Brother model of serger, the procedures demonstrated work the same way on all Brother serger models.
Decorative Thread trick at about minute marker 5:25