two full size homes on one title

back house, 4 bed, ceiling fans, 2 bath, lounge, dining, single lock up with other onsite parking, patio, pool, fully tiled throughout, Stone tops, fully renovated last year.
Front house, 4 bed, ceiling fans, ac to bed 1 and family - dining - kitchen, 3.5 bath, lounge, dining, dble lock up, extra onsite parking, patio, media room, Stone tops, fully tiled throughout, new construction completed jan 2018
rent 450 & 575 = approx. 6% return