Secondly, you are about 4-5 hours away from learning puppet (or Chef) and making this checklist into actual code.
Thirdly, you now have a checklist of items that you can use in a job interview if you get the oppertunity to gain a new-hire or an intern.
Lastly, good on you for submitting this to a peer-review on HN. We can be a picky lot.
TL;DR Checklists are a good first step for building a proper config management system.