In today?s competitive and dynamic business environment, applications such as Supply Chain Management, Customer Relationship Management, Business Intelligence and Integrated Collaboration environments have become imperative for organizations that need to maintain their competitive advantage. Enterprise Application Integration (EAI) is the process of linking these applications and others in order to realize financial and operational competitive advantages.

For every company, customer is the heart of business. A company maintaining healthy relationships with its customers will always succeed in the competitive business environment. A Customer Relationship Management (CRM) is the modern business strategy to enhance the customer relationship with the help of latest technology. Success of the Customer Relationship Management (CRM) depends on the adaptability of the organization to the new customer oriented work culture. To successfully manage customer relationship companies have invented many technologies. Here we are familiarizing some of the technologies made for the above-mentioned purpose.