It is basic and goes like this: Buy a duplexMove into on of the unitsRent out the other unitLive for totally free because your occupants pay your mortgageThere is far more to find out about collaborations and buying multi-family residential or commercial properties but this may simply whet your appetite for more information about it.There are many things to gain from single-family houses prior to you need to attempt to move into multi-family homes. Start with single household homes initially and progress in residential or commercial properties as your abilities development. As you can see there are many different ways to fund homes and this list is just a few of them.