Nowadays the most important thing is not to gather new membership but to manage existing membership with useful information in electronic commerce system. To satisfy various customers, it is vital to understand and analyze customer's need. This paper presents the modeling method for efficient marketing system in mobile commerce.

Abstract
 1. Introduction
 2. Wireless Intemet & Web
  2.1 Wireless Internet 과 Web 의 통합
 3. Marketing System 에서의 Mobile CRM
  3.1 Mobile CRM 의 구현방법
 4. Conclusions and Future Work
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