What is a 'host' versus a 'guest'? thisopenspace May 02, 2018 04:51 Updated Follow On thisopenspace, you will often see us referring to hosts and guests. If you are listing your space on our marketplace, you are a host. See Host Help Center. If you are requesting to book a space, you are a guest. See Guest Help Center. Related articles How do I book a viewing? How do I contact a Host? How do I search for spaces? Do I need an alcohol permit? What is covered by Host Insurance? Comments 0 comments Article is closed for comments.