This article was sent around internally a week or so back, and having given it a quick read, I thought it was useful to share.
The article is divided into a couple of key sections:
Each is as important as another, however I’d like to draw your attention to the ‘Planning for Hosts and Host Groups’ section, as this gives some interesting information on how your hosts can be distributed within Active Directories, or even, across Active Directories. The full list of supported host types is as follows:
I’m not 100% sure on how VMM handles cross-forest trusts, but this is a question I’ve asked internally and I’m waiting on a response. Either way, you’ve still got a fair amount of scope and flexibility when it comes to management across AD.
The article goes on to talk about Library Servers, Utilisation of Memory and Resources and more, so definitely worth a read if you can spare the time.