I cannot emphasize enough the importance of planning out your monthly finances before the month begins. You have to have a plan. You have to know how much money is coming in, how much is going out, and where where it is going– this is the purpose of the monthly family budget meeting.
A marriage has a higher likelihood for success if a couple can agree on these 4 things: Children, Religion, In-Laws, and Money. I didn’t make that up, I just read it somewhere and I think it makes sense.