Working a picot cast-on: a tutorial

Casting on your knitting project using either the thumb method, knitting-on, the long-tail cast-on or a similar method is of course perfectly fine. But sometimes using a cast-on that is just a little more decorative can be so much more fun.
 
There are various ways to do a picot CO, all giving slightly different results. To learn how to make this particular version, visit http://www.lavisch.com/site/picot-cast-on/