You found the perfect position, nailed the interview, negotiated your package like a pro--and you're starting on Monday. This article discusses how to overcome the biggest hurdles of transitioning to a new position. In doing so, it features four project managers detailing personal hurdles and explaining how these hurdles were conquered. It examines overcoming delivering results to match high expectations built during the interview, buying into the new position's objectives and knowing how you will be evaluated, learning acronyms, and facing the fear of the unknown, dealing with the excitement of the new job, and understanding your new position. Accompanying the article is a sidebar identifying three groups with different orientation approaches.