Common business and a family
It is better not to poetize a marriage as an ordinary life begins after the wedding bells. A married couple unites the souls and property. After that they start multiply mental and material belonging. Sometimes a couple starts running their common business. The very first piece of advice is to observe every trifle as for this in order to prevent the problems in the future. Make a small family council and think of the family duties, define the time devoted to the family matters and business. In some cases a couple used to make an official agreement taking into consideration the rights and duties.
In many societies it is used to deal without the agreements as it is a family business and it is to keep its form forever. But a life proposes different variants.
As a matter of fact, an idea of an agreement can become a source of the conflicts as well. But for what do we need such a wonderful nature gift as language? Speak to your second half and find the best way.