A chattel mortgage is a loan used to purchase an item of movable personal property, such as a vehicle, which then serves as security for the loan. FUNDRAISING DISCLOSURE FORMS - Where can I find them?GRANNY FLAT EXEMPTION - What is a "Granny Flat" and how do I claim that exemption? Use our free Broward County, Florida mortgage closing costs calculator to quickly estimate your closing expenses on your home mortgage. This program provides down payment and closing cost assistance to first-time, income-qualified homebuyers so they can purchase a primary residence.