Oklahoma No Speculation is a term used to describe a set of laws in Oklahoma designed to protect landowners from speculative activity. The laws are intended to ensure that landowners are not taken advantage of in the sale and transfer of property. These laws also set limits on the amount of money that can be charged for a piece of property, and the terms and conditions of any transaction. There are four types of Oklahoma No Speculation laws: the Anti-Speculation Law, the Unlawful Detained Law, the Unlawful Possession Law, and the Unlawful Use Law. The Anti-Speculation Law prohibits parties from entering into a contract for the sale of land without the seller's written consent. The Unlawful Detained Law prevents a buyer from taking over the property without the seller's consent. The Unlawful Possession Law prevents buyers from taking possession of the property without the seller's consent. The Unlawful Use Law prevents buyers from using the property in any way that is contrary to the seller's wishes.