أنشئ حسابًا أو سجّل الدخول للانضمام إلى مجتمعك المهني.
An assurance fulfilled and made explicit followed by request for feedback that is looped back to realise continuous improvement.
If you are giving the proper time to the customer and customer is getting satisfied with the services you are providing no matter how much angry he is coming to you then it means that you are giving the services of good quality. Its all about how you are handling the psychology of the customer.