Looks like our content / documentation teams have made the CRM 4.0 Implementation Guide (IG) available on TechNet. The IG is comprised of 3 major areas:
Operating and Maintaining Guide
There are numerous supporting files to help you be most effective in deploying Dynamics CRM. Keep in mind that there will be large swaths of information in these guides that will not apply to CRM Online. For instance, sections on server hardware requirements won’t be of concern to CRM Online users. But, there’s still a lot of great information around requirements gathering, planning, deploying the Outlook Client and more.
Here’s the link: