Make It: Easy Crochet Slip Stitch Blanket - Tutorial (It may seem crazy, but simply by repeating the slip stitch over and over you can produce a thick and dense crochet fabric. I have found it is especially great for making scarves for men.
There are a few different techniques available to join new yarn to your work - one way is with a slip stitch. It is a very easy way to attach your yarn. How To Join New Yarn with a Slip Stitch Step. Sponsored By: Grandma's Crochet Shop