Rent villas & mansions in Miami Florida. Find vacation rentals of waterfront homes that include 24/7 concierge services with access to exotic car & yacht rentals. Jatina Group provides vacation villas & mansion rentals in Miami Florida.As a full service villa rental company, Jatina Group offers guests complimentary concierge services, 24/7 guest support, as well as specialists who help travelers find their perfect villa, yacht or exotic car - all without charging any membership fees.