This is the first family we made for Agricola (we're busy trying to finish up the other four). It will also be the most traditional family that we build, I think, because the molding process gets a bit dull if you're not mixing things up.
And, yes, it appears that we'll be forced to send the little princess and toddler into the fields for hard labor. It's unfortunate, but if they want to eat, they're going to have to pull their weight.
You should add an immigrant (slave) or something for the added person without room. Unless of course you think it is OK to let the baby sleep outside (or I guess share a room with mommy?).
I'm planning to do some clay people for my set, and I think for the guest (I don't know how often he appears so it may not be worth it) I'll make a hobo with a bag on stick over his shoulder.
And, yes, it appears that we'll be forced to send the little princess and toddler into the fields for hard labor. It's unfortunate, but if they want to eat, they're going to have to pull their weight.