First comes love, then comes ... a mortgage?! That’s right: Many couples are buying a home together before tying the knot. In fact, 1 in 4 homeowners said they purchased a home with their significant other before marriage, according to a 2016 survey by TD Bank. And that's presuming they end up tying the knot after all; many continue cohabiting without ever heading down the aisle.

But getting a home loan as an unmarried couple presents some unique financial challenges. For starters, you need to consider the possibility—slim though it might seem—that you might break up one day. Yes, these things happen.

"You need to look at the worst-case scenario,” says Ray Rodriguez, a New York sales manager at TD Bank. “It’s not a pleasant conversation, but you need to have it.”

Read more here.