Email to FBI officials providing logistics for their temporary duty (TDY) in Guantanamo. The email contains attachments, which lists what not to do and what to do while in Guantanamo such as: DO NOT utilize cell phones in GTMO, the Cuban government has the ability to clone your phone and it will be reflected in your monthly bill; Cameras are allowed, but there are restricted areas where photography is prohibited. Signs are posted in these restricted areas; and Several returning interviewers have recommended the book The Arab Mind by Raphael Patai as an excellent primer on the predominant background and culture of the majority of detainees. Another frequently recommended book is Understanding Arabs by Nancy Nydel. Also recommended to read and review is the indictment for the East Africa Bombings. Although a few years old, much of the information is still valid. It provides an excellent background on Al -Qaeda."