Of course!!!!!!! The Sims2 Opened for business is the same like other expension packs! You can do new things of course, but you can do the same old things!
No nothing will get messed up
You need the Sims 2 if you want any of the expansion packs, they won't work otherwise.
The Store 1 So u Can Have Ur Own Business Is Called "SIMS 2 OPEN FOR BUSINESS"..
no
the sims,the sims 2,the sims bustin out,the sims2 castaway,the sims2 pets,the sims 2 nightlife,the sims 2 open for business[there may be more]
no
No,
yes
YES get them to both get in bed!
I am not sure about sims2 castaway but to make your hair grow in the sims2 open for business you go to a store and buy hair cream.Or go to the salon at let them but cream in your hair.
no
Click tryout for a baby.