We have provided free online forms for partition actions that should only be used in conjunction with a partition attorney in California. This instrument relates to a PARTITION AGREEMENT of a parcel of land subdivided into _________________ lots and consists of THREE (3) pages including this page.Partition Action in California FAQs. A partition action enables you to force the sale of property when coowners are refusing to sell. Partitions sales and foreclosure sales are two different ways that a property can be sold. In other words, any co-owner can force the sale of the property. The process of a partition action in California begins with the filing of a complaint in court. A partition lawsuit can end in the forced sale of jointly owned real estate. Does a "transfer of a present interest" in real property occur only when there is a sale or purchase of a property?