When a customer with a bad feeling in the past in the past. We must quickly resolve old recognition by offering good facilities and update. The situation at present is a good thing, but to offer him .
When customers feel good about something in the past. We need to fix the old perception. By presenting a good thing and update the current situation but good things to offer to him.
When customers feel bad about a thing of the past in the past. We have to fix an old perception by presenting the best thing, and update situation at present. But with good things to offer him .