You upgrade them just by using them. If you go to your stats and touch your picture at the top, there will be a bar for milking and a bar for sheering. Everytime you use them, they slowly upgrade. After a while, you'll get to a next level.
yes you can
Mythic is the best.
You buy the upgrade from Gannon's shop.
You can never get a second story house in Harvest Moon DS Cute.
On your telephone (at your house), ask Gotz to remodel.
You can get them ROM saibara the blacksmith.
By using them While waring the touch glove, And No, There are not cheats to increase you level faster either.
yes you can
Mythic is the best.
You buy the upgrade from Gannon's shop.
no, it will always cost money.
Get tv shopping channel, then upgrade your house.
which harvest moon? if it's island of happiness you go to Gannon and select build and then select upgrade house! B)
Yes you can, but you will need to upgrade your house and get married first.
You can upgrade it at the carpenter's shop.
Lots
You can never get a second story house in Harvest Moon DS Cute.