Double knitting introbasic methods for getting stitches on and off the needles + working side edges

Starting with this post, TECHknitting features a series on double knitting. Double knitting can mean two things: a reversible fabric, or a weight of yarn. This series is about the fabric, not the yarn. The series starts with the basics, then goes on to show new and strange methods of creating double knitting. (Series index at bottom of post.)To prep, today's intro post showsgetting stitches ON