SAN FRANCISCO - Airbnb has issued a ban on parties at its rental property listings worldwide for health reasons amid the ongoing coronavirus pandemic.The home-sharing platform said Thursday in a blog post that it would also cap occupancy at 16 guests.“This party ban applies to all future bookings on Airbnb and it will remain in effect indefinitely until further notice,” the company said.Airbnb noted that 73% of listings worldwide already ban parties as part of their house rules and “the vast majority of our guests behave in manners that show respect for house rules and for neighbors.”In this photo illustration, a man looks at the website of Airbnb on April 20, 2020. (Photo by Yuriko Nakao/Getty Images) At certain Airbnb locations, guests.