1) multiplayer games hosted on gamespy
2) do a search on vices, there's gotta be a dozen threads about which ones you can groom and which you can't. 95% of the V&Vs just happen.
4) i don't know, why bother building anything except super units if money is no object? But, those gallowglasses will rip feudal knights apart in the woods.
5) go to the download section and get the year1454_limit_fix file. works on games in progress.