How to End a knit piece with a basic cast off on purl side
Here is a demonstration of how to end your piece of knitting on the purl side. If your fabric is stocking stitch (a..ka stockinette stitch) and the pattern says "cast off (a.k.a. bind off) on the wrong side," then this is what to do. This is a quick and easy cast off method and is quite tight and inflexible.