As Airbnb’s presence grows in key U.S. markets, so too does its impact on the hotel industry. According to analysis from CBRE Hotels, travelers spent $2.4 billion on Airbnb lodging in the United States from October 2014 to September 2015. More than 55 percent of that $2.4 billion was captured in five U.S. cities: New York, Los Angeles, San Francisco, Miami, and Boston. Possible implications for the hotel industry could include a decrease in average daily rate growth and a slow down in new hotel construction. To help hoteliers measure potential risk in their market, CBRE has developed an Airbnb Competition Index. To read more, click here.