Yes, you can file a partition action in Texas even if you live in Florida. A 2015 declaratory judgment "establishing that the parties' partition of community property agreement is valid and enforceable" should be set aside as void.A partition action enables you to force the sale of property when coowners are refusing to sell. The Texas Family Code authorizes a "marital property agreement" between spouses. Legal separation isn't available in Texas, so couples who would like to end their marriage formally must follow the state's divorce process. File a partition suit (force the sale of the property) and demand an accounting and sue Christina for any funds that you were entitled to receive. This is a document through which the parties agree that particular property will be "separate property" and will not be divided.