This video knitting tutorial will help you learn how to knit the pass slip stitch over decrease (psso). This technique is often used in lace knitting to remove stitches in an effort to create holes in your work. It is also used in many bind offs.
Step 1: Insert your main needle into the slipped stitch on your working needle, knit wise.
Step 2: Pull the slipped stitch up and over the worked stitch after it, and over the tip of your working needle.