Margaret Skiff didn't think she could afford a single-family home, much less a duplex, until she really crunched the numbers.

Buying a duplex, meaning a two-unit home, has the potential to be a lucrative real estate investment. In the right market, you can buy the duplex, live in one unit, and rent out the other, using that ...

While this arrangement can work, it may not be a great fit for every divorced couple.

This story is part of CNBC Make It's Millennial Money series, which examines how people earn, spend and save their money. Margaret Skiff learned early on the importance of good money management. Her ...

But one divorced couple decided to throw that plan out entirely and buy a house together instead. Thanks to Jeff Bezos, you ...