Kitchen - With this you can marry and store food in the refrigerator. Also there is a recipie book that stores your recipies. Don't be late for dinner on your birthday or your wife's birthday, she will make you something special.
Lumber-450
Money-5000g

Bathroom - If your queasy from the rain or really have to go bad, this is what you need. Comes complete with a tub to wash off, toilet, and don't forget to wash your hands!
Lumber-300
Money-3,000g

Stairway - Can watch fireworks with your wife on the roof. You can also place your chicken up here if you don't want to feed it. Come up here if your waiting for your wife to have a baby.
Lumber-150
Money-1,000

Green House-Allows you to grow crops no matter what the season is. This is usefull!! Buy it when you have enough money! Lumber-580
Money-30000g

Log Terrace-Mostly just for looks, but really cute. It almost looks like you can use it for a picnic.
Lumber-350
Money-7000g

Baby Bed-Required for your wife to become pregnant. This is what your beautiful baby sleeps in. Lumber-200
Money-1000g