Thanks to Gregory Pierce for authoring and making me aware of his Learn Unity iPhone series, available on Scribd.com. He has provided, complete with screenshots, a step by step overview of getting started, customizing builds, creating scenes and scripting basic motion with the iPhone, a fantastic set of tutorials with more to come soon! Here are the links to each individual tutorial -

http://www.scribd.com/doc/15494658/Unity-iPhone-Newbie-Guide-Lesson1

http://www.scribd.com/doc/15494669/Unity-iPhone-Newbie-Guide-Lesson2

http://www.scribd.com/doc/15580171/Unity-iPhone-Newbie-Guide-Lesson-3

http://www.scribd.com/doc/15801675/Unity-iPhone-Newbie-Guide-Lesson-4