Conversion's the transformation, or change, of one thing into another. Conversion may refer to: Finance Currency conversion, foreign currency exchange Conversion (options), an option strategy Law Conversion (law), an intentional tort to personal property Criminal conversion, exerting unauthorised use or control of someone else's property Equitable conversion, The conversion of equitable interests in real estate to money in a property transaction Marketing Conversion (marketing), when a p… (More on Conversion)