All things being equal, people want to do business with their friends.
The reason you have to say "Trust me" is that you haven't earned it and are forced to ask for it - BAD MOVE.
Trust is not a request, Trust is earned.
Every time a customer calls or you call a customer, you have an opportunity and a choice. What choice are you making?
The secret to sucessful customer service starts with YES!
You can't trust others unless you trust yourself.