unmarried couples who are living together have the option of creating a number of legal documents (often called “cohabitation agreements”) that can help protect their rights as a couple, while at the same time safeguarding their individual interests and assets. this sub-section includes information about when you might need a cohabitation agreement, what it can do for you, the different ways they can be drafted, and related matters such as wills and durable power of attorney. the legal requirements for a valid cohabitation contract are much like the requirements for any valid contract. some of the aspects of the couple’s life together a cohabitation agreement might cover include: two documents that may be used in place of, or in addition to, a cohabitation agreement are wills and durable powers of attorney. these documents, like a cohabitation agreement, can help ensure that the individual’s wishes are carried out in the event that they die or become incapacitated.