You forgot the most important tip for new runners. Proper form. Staring out with bad form will make people form bad habits, and at some point injure themselves. This usually leads to quitting. New runners out there, PLEASE do your research on proper form. Your body will thank you for it.
I got a very good comment from Tim from http://timsrunningreviews.wordpress.com yesterday (I am already loving blogging and exchanging tips with you guys). He made a very good point that posture is very important for runners. So here is my running tip for beginners #13: Check your posture. See below: