Marketing is the most important aspect in business world. But, companies over market and under market their products. Overmarketing makes things worse. If you undermarket, you lose sales and if you overmarket you can turn prospect customers. The most common form of overmarketing in today’s world of email is sending too many messages to the same customer. Successful marketing can be described as giving the right message to the right customer at the right time through the right medium. CRM strategy prevents companies to over market their products  Rick Cook (writer of technology) writes in his article about some points to follow when implementing a successful marketing strategy. Read more at: http://it.toolbox.com/blogs/insidecrm/how-crm-prevents-overmarketing-62584