Domestic contracts have become increasingly common in recent years. Between cohabitation being more common and later marriages that involve significant separate property, more people are in a position to benefit from the protections of contracts, including a prenuptial agreement.
Gene C. Colman Note, 17 February 2020: You have found your way to this page on my blog presumably because you are interested in whether or not you can make a legally enforceable Separation Agreement with a mentally ill spouse. Below you can read one of my first blog posts dated 8 July 2012. I thought that it might be time to update that blog post's information.