As a woman, I think expectations of who is going to do housework, who is going to raise the kids, who is going to work is very important. As others have mentioned, financial issues are crucial. Which one of you is more likely to spend, and which one will save? How Will you compromise In that situation? Are you going to have separate bank accounts or combined? Will you talk to each other if you need to spend more than xx amount of money? Lay it all out on the table so there are no ugly surprises later on.