Postnuptial agreements are crucial in Texas divorces, dealing with property and child custody. These agreements outline asset and debt division after marriage.This is a document through which the parties agree that particular property will be "separate property" and will not be divided. A marital property partition is an agreement between spouses that allows them to convert community property into the separate property of one spouse. Partition Agreement Texas. Sometimes spouses can agree to change the characteristic of community property or separate property or both. Super Lawyers Rated Partition Attorneys in San Jose. Ending Co-Ownership Disputes in Santa Clara County. Understanding the Steps in the Real Estate Partition Process in California - San Jose Property Lawyers. Jim Bush, Partner at Keystone Law Group, discusses the most important things to know about a partition.