This is where Rental Arbitrage comes in! Rental arbitrage is an expert technique where you sublease a property for the sole purpose of Airbnb.Arbitrage is the simultaneous purchase and sale of the same asset in different markets in order to profit from a difference in its price. Rental Arbitrage is an expert technique where you sublease a property for the sole purpose of Airbnb. Rental arbitrage is the practice of renting out a longterm rental on a shortterm basis. An example of arbitrage is when somebody buys a stock on one exchange for ten dollars and immediately sells it on another exchange for eleven dollars. Rental arbitrage is a business model where an individual or entity rents a property longterm and then rerents or sublets that property on a shortterm basis. Airbnb rental arbitrage is the act of renting a property longterm and then rerenting it shortterm on vacation rental sites like Airbnb or Vrbo. Arbitrage is when an asset (stocks, currencies, etc.) is bought in one market and sold in another for a higher price.