This is a technique I use instead of purling when doing flat stockinette (or garter in the round). It's a little odd, but I like it. Please check out my blog for more tutorials, patterns, and other goods :-) ...
by Hossain Creation
by defenderofthewheat
by Knitting with Suzanne Bryan
by PurlingSprite
by VogueKnitting
by AlpacaDirect