There are 3 books in the Haunted Tour Guide series.
The Haunted Tour Guide series does not have a new book coming out soon. The latest book, Haunt the Haunt, Walk the Walk (Book 3), was published in September 2015.
The first book in the Haunted Tour Guide series, These Haunts Are Made For Walking, was published in September 2014.
The Haunted Tour Guide series primarily falls into the Cozy Mystery genre.