When most people think about buying their first home, three options typically come to mind: single-family home, townhouse, or condo. But there’s a fourth option to consider: a duplex home. Owning a duplex in Boston, MA, or Seattle, WA, has certain perks, like getting you into homeownership with some mortgage and tax advantages. Plus, if you rent out one side, renters can help pay that mortgage. Here’s five reasons why duplexes may be the hot new home type.