Learning some tricks of the trade will boost your confidence.
Anger and frustration can cloud our thinking and make it difficult for us to see a way forward or to make sense of a current situation. Give yourself time to cool off a little; let your mind and thoughts stray away from this problem for a while, then come back to it with fresh eyes and a calm mind.
80 percent of our profits often come from 20 percent of our customers. What are you doing to keep that 20 percent happy? What are you doing to energise the other 80 percent?