Uwe Twelker wrote:

Were do I find a quick tutorial/reference for how to work with CMF?

I don't think such a thing exists.

Questions like, how do I add the calendar (it_s installed says my product manager...)

What do you mean by 'add'? IIRC, enw CMF Sites have the calendar workign by default... zope-cmf@zope.org may be a better place for you to ask... cheers, Chris