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 purchasing multi-family properties however this may just whet your appetite for more information about it.There are numerous things to learn from single-family homes before you must try to move into multi-family homes. Start with single family homes initially and advance in residential or commercial properties as your skills progress. As you can see there are various methods to fund homes and this list is simply a few of them.