UPDATED 30 October 2015: Travel regulations for Tibet can change quickly. Read this post for up-to-date travel regulations for all areas of the Tibetan Plateau, including the Amdo and Kham regions.
Not all travel agencies arrange quality tours. This post is about how to choose a reputable and safe travel agency for your journey across Tibet.
There are hundreds of travel agencies to choose from. Read for more details on how to pick a reputable and safe travel agency in Tibet.