. An Interactive Study Guide; Writing cases. SALEM TELEPHONE COMPANY. The Case Centre is a not-for-profit company limited by guarantee. Located in Salem, Massachusetts, Salem State University enrolls more thatn 10,000 undergraduate and graduate students. The college has four schools: School of Arts & Sciences, Schools of Human Services, the Bertolon School of Business, and the School of Graduate Studies. Salem State offers 30 undergraduate and 50 graduate programs. Gangster…