Covert Operations-Interior would rind out who and what was aboard The Interior branch was also responsible for the very few cases of "lost" shipments The Psych section of Security was the largest single section because the Guild strongly preferred prevention over cure The Public Relations Office was responsible for keeping the rest of the empire in the dark about the location of Tupile ("Maps"), for propaganda ("Misinformation '), and for the acquisition of goods and the investment of assets, either openly or through middlemen ("Purchasing") In keeping with the theory of preventive psychology, the Psych section also had a number of roving "Ombudsmen" who functioned as visible "ears," always willing to listen to any complaints from employees, and to see what could be done to correct the situations giving nse to the complaints Likewise, "Testing" was responsible for assuring, as much as possible, that all employees were satisfied Testing also handled polling, both internally and externally Finally.