IT Service Management Check List

I was thinking of a check list of how to approach IT Service Management with emphasis on where OASYS can provide solutions. The first thing is to know where we are so we can measure the changes.
(After stating the Business' Objectives of what they do to make money - or operate and provide IT services)

 1. Get an inventory of hardware and applications and a near real time network map!
That last one seems to be a major problem in most organizations. I'm guessing 2 maps - one logical for applications and one showing a topology that can be drilled down.