"The Exorcism Files reveals numerous striking truths about the supernatural, including: The key signs of diabolic possession- and how they differ from those of oppression-- How dabbling in the occult opens the door to evil-- How evil can manifest itself in physical objects or symptoms-- Why only priests, with their bishops' permission, should perform the solemn rite of exorcism-- How engaging in ghost hunting is flirting with evil-- Why the devil most intently attacks priestly and religious vocations." [taken from back cover]