SAN FRANCISCO—Airbnb Inc., looking to solidify sales ahead of an initial public offering expected as soon as next year, is adding more hotels to its site, along with a loyalty program and new tiers of listings that include luxury and more budget-friendly offerings. The home-rental site, valued by investors at $31 billion, announced the changes at an event here on Thursday featuring Chief Executive Brian Chesky and hundreds of hosts. Airbnb also said it would begin certifying some homes with a service called Plus that will...

Source: Wall Street Journal February 22, 2018 18:59 UTC