Partition is a legal process that is used when property owners can't reach an agreement on whether and how to sell their property. A partition action is a lawsuit between co-owners of real property who cant agree as to any aspect of the management of the property.Partition is the division of real or personal property between co-owners. Partition is a legal process that allows co-owners of a property to divide the property or sell it and divide the proceeds. The law firm of Rocky Rinker, Attorney at Law, P.A. provides cost effective representation for partition action cases. The remedy of partition is almost always available as a matter of general right to anyone who holds an undivided interests in land. It is used when a co-owner no longer wants to own the real property, but there isn't an agreement among the owners regarding how to dispose of the property. Partition actions are lawsuits that must be filed in the county courthouse where the real estate is located. A Florida partition action refers to the lawsuit brought to solve problems that arise from the shared ownership of a property. Step 2 — Fill out Forms.