If your version of spring cleaning includes selling your entire house completely (hey, no judgment if you want to start fresh), you're in luck — Zillow has released a new study that explains where you'll get the best bang for your buck in terms of prepping your house for sale.

While it'd be lovely to simply leave your house as is when you put it on the market, the reality is that you need to invest in a renovation or two in order to maximize your home's value. Actually, according to Zillow, most people complete 2.2 renovation projects on average when selling their house. But they also note that the key to maximizing ROI is to follow four simple rules.

Read more at Hunker.