I posted an answer that fits to this for sure. Customer knowledge is a factor in this process. The knowledge revolves around how the business does its operations. 

Thank you very much sir, share me if any data relates this topic

Customer loyalty is majorly influenced by trust,  security, ease of post sales transactions, convenience, return strategy... to name a few.  

Service Quality, Image or reputation, Trust, Satisfaction among other affect customers loyalty.

Dear Phani,

We address these issues in a set of review papers on customer satisfaction, loyalty, and financial outcomes. They are available for download at SSRN through:

https://ssrn.com/abstract=2345469

 https://ssrn.com/abstract=2345484

Please see my article on the topic

Article Exploring the key factors for establishing electronic commerce loyalty