...yet you are not prepared to pay financially in exchange for that value, and even convey disappointment when the free provision of that value is ceased.
blowing your comment out of context, but this misalignment with value and $ spend is a huge problem in our industry today.
With a domain-specific account, it's easy to set a document to be shared with the group - added benefit is if you add a new user to the domain, she is automatically given access to those documents. Also, the document overview is much easier to manage since anything marked "shared" usually means teamwide.
I get what you're saying, everything can be accomplished with the still free personal google account, just it includes a constant daily drain on mental processing power.
http://www.gandi.net (includes some amount of email w/ domain registration)