Nextdoor Holdings, Inc., formerly Khosla Ventures Acquisition Co. II, is a developer of neighborhood network platform. Nextdoor, is a platform that facilitates healthy neighborhood connections and conversations. It uses machine-learning and technology, that enables locally relevant conversations, keeping neighbors informed and connected while nurturing civil and kind discussions with solutions like the Neighbor Pledge and the Kindness Reminder. Its Nextdoor Ad Manager (NAM) is its business solutions, running its advertising products, advertising technology stack and reporting capabilities. Its platform provides information, give and get help, and builds real-world connections with nearby neighbors, businesses, and public agencies. The Company's platform serves across 11 countries, including the United States, United Kingdom, the Netherlands, France, Germany, Italy, Spain, Australia, Denmark, Sweden, and Canada. Its application (app) is available on iOS and Android mobiles.