When you buy properties valued above 250.000 USD, you apply to (Land Office=TAPU) General Directorate of Land Registry and Cadastre, you demand to obtain Turkish Citizenship. This application is send to Ministry of Environment and Urbanization. Appraisers check and verify the value of the properties if they are more than 250.000 USD value. Ministry places the statement on title deed(s) that you may not sell it for 3 years. They send the application finally to General Directorate of Population and Citizenship Affairs( İçişleri Bakanlığı Göç İdaresi Genel Müdürlüğü). You are invited for final signatures to get ID cards and Turkish passport.