Bebop + Knit - Working Double Increases and Decreases in Fisherman's Rib

Knitting tutorial showing how to work the double increase (INC-B: K1B, YO, K1B into same stitch), right-leaning decrease (R-DEC: slip 1 stitch knitwise, knit next stitch, pass next stitch over knit stitch, then pass slipped stitch over knit stitch), and left-leaning decrease (L-DEC: slip 1 stitch knitwise, knit 2 together, pass slipped stitch over knit 2 together stitch).