Fast, simple, peer-to-peer. If this is how you imagine your project, see our guide on how to make an app like Airbnb. — Homeowners rent out their property for guests to make reservations directly. Such a simple concept has become a breakthrough back in 2008 when the first version of the Airbnb website was launched. In 2012, when the website got a mobile app for Android, things went even better, and for a…