best customer service is to provide the best services to 
our valuable customers that is by clearing there doubts and 
queries, and also by providing the best after sales 
services and getting feedback from the customers.

the customer  satisified for our services

Understandig the customer's need and not what he wants. 
resolve it explain the customer how it was done in short. 
take feedback. it contributes to best customer service

talk long and commit everything till he/she becomes your
customer and repeat same to next without listening what the
first one is asking.you may say to 'put a kiss on his/her
ass' and say service yourself dear valuable customer.

be a good listener and listen to the customers his/her's need
and give the approriate answer to their need and take the
fedback of the customer

servicing the customer what the queries he had put on and
clearing all the doubts and asking him/her again and again
is there any doubts, because customers may some times
hesitated to asks the doubt's from our side we have to put
up some questions and to be answered thus the service may
pretty good.
This is the way the service had done "That is the best
customer service".

One must be an emphatic listener in order to understand the
customer Queries and then one can lend his services to his
customer, one must try and give assurance to his customer
that he is in the right place and that we have a solution
for him ...!