Duplex houses are essentially two houses that share a common wall but have separate entrances. you can increase your profit and maximize the potential investment on your land. For example, building equity in your duplex house is an additional great scheme that will enable you to get other loans to buy more property. With enough equity, you can approach a bank for one more loan to invest in another real estate project. With Duplex Houses, you can boost your real estate portfolio beyond the cautious and purposeful management of your duplex.