It touches on the most fundamental aspects of your life together and reflects your values, in addition to your desire to help each other. Spouses under the Common Law should consider entering into a concubine agreement that expressly specifies whether they have intermediate property rights. Such an agreement may, in particular, provide that the parties share ownership in the same way as married couples or that there is no division of ownership between them, whether or not a party contributes to the property of its other parties. You should use a life agreement if you and your partner know that you are going to live together for a long time but don`t want to get married. . . .