Customer privacy is an important issue. CRM to large amounts of customer information through various contact ways and channels Handles communication. The personalization process in CRM To identify each customer individually and sets of statistics It requires human and behavioral data. Most of the customers still consider most of this information to be personal and private. Therefore, every company is involved in a moral dilemma. The company wants to collect as much information as possible about each customer to increase its sales; But during this work, he goes beyond the limits of personal privacy.
Confidentiality issues are not simple. Here are the customer's concerns; Legal regulations and public policies in all The world is getting involved. It is still unclear how much customer privacy should and should not be used.

But 4 main laws have been proposed:
1. The customer must be informed that his personal information will be collected and used for specific purposes.
2. The customer must be able to opt out of being tracked.
3. The customer must be allowed to access and correct their information.
4. Customer information must be protected from unauthorized use.
Some companies provide a "customer consent form" to ask for the customer's consent to the collection and use of information. become Providing personalized customer service is a way to satisfy customers who share their personal information have given. All these efforts are designed to build trust between the company and its customers.