During the years 2014 to 2015, Thailand has turned the 3G and 4G auction by the Thai Office the National Broadcasting and Telecommunications Commission (NBTC), which is an impetus to develop programs and services through the Internet by services users Internet increased from 44.6 million people in 2014 as 56.1 million people in the year 2015 (Digital Advertising Association in Thailand, 2015), need to the policy of registration of mobile phones in 2015 and the mobile number portability (MNP) in the year 2010. Therefore, mobile operators have offered new marketing strategies for attracting new customers and retaining existing users in order to maintain their market shares.