The topics discussed in this book will provide a comprehensive detail on the cellular telecom sector in Bangladesh. At present the cellular telecom sector is booming. A number of reputed companies are providing quality services to the subscribers that eventually created a huge competition. The telecom sector in Bangladesh is becoming extremely competitive with the entrance of new privatized cellular telecom companies.Hence the current study investigates the relationship between uncontrolled communications (i.e. word-of-mouth and non-paid publicity), controlled communications (i.e. advertising and promotion) and brand name on brand attitude in the context of cellular telecom sector Bangladesh.