1. it does not matter which order you buy upgrades in but if you want an easy life buy the ones that do not require you to do anything.
2. the girl does ;
3.The man does ;
Snow Men Decorations (hats and brushs)
4. if you have a big stack on your man and there are more to add and you get one for the women do that before doing any others, this will not gain you extra points unless you are extremely bad!!!