The law requires the State to prove Possession of a Controlled Substance in one of two ways: Actual Possession. Constructive Possession.Unlawful Detainer is a county court lawsuit, filed pursuant to Florida Statute Chapter 82, to request that another person be ordered to leave your property. Possession of any controlled substance not legally obtained from a medical practitioner is a felony level offense for most drugs in the state of Florida. Writ of possession – writ of execution employed to enforce a judgment to recover the possession of land. Florida's drug possession statute 893.13 forces individuals who say they didn't know they were breaking the law to prove it, or to be presumed guilty. Additionally, that unwanted person in possession is claiming either an interest, right or title in the real property. Annually, the division processes and serves more than 315,000 documents. C. Unlawful Detainer - Chapter 82. Unlawful detainer applies to trespassers, or guests who refuse to leave when asked.