I thought these tips were good even if you are not married yet:
-Treat your spouse like your best friend or most important colleague
-Don’t expect to get more from your spouse than you give of yourself.
-Don’t lose your sense of humor; have fun with your spouse.
-Don’t demean your spouse in public or in private.
-Learn to listen, [...]

Continued….
You and your spouse should also determine your:
Financial goals. Talk with your spouse about financial goals. Do you want to travel and dine out, or eat in and save? How much do you want to spend on buying a home, decorating expenses, leasing a car, and so on?
Budget. Create a monthly budget to meet your [...]

For starters, unless there is a nuptial contract, you will share your assets - and debts - with your spouse 50/50. Don’t worry. You can still create a post-marital agreement after the wedding day if you choose, but remember that you must each must be represented by lawyers, and full disclosure is required.
If you want [...]

You’ve dreamed of being a newlywed. So how do you like married life? If your newlywed days are all that you dreamed of then that’s great!
If these days are a little less than ideal, don’t worry. The first couple of years of married life are truly precious! Here the foundation is laid, budget is drawn up, [...]