Airbnb VP of engineering Mike Curtis said hosts that set a price within 5% of the suggested price, they are four times more likely to get the room booked. Airbnb unveiled the changes at its OpenAir conference today, where Curtis also showed some new open source tools that Airbnb is releasing. “It’s often looking at hotels in the area, seeing how much they charge,” Curtis said. “In lot of cases it’s someone typing in a number and hoping for the best. It’s one of the biggest points of friction in the startup process, and worse than knowing what to price is understanding how that price should evolve over time.” Airbnb also released a tool that allows users to send gift cards, which is also available today. Get the full story at TechCrunch