My own personal preference is that the consumer, the individual person should be protected because individual people and the difference between individual people and the diversity we have between people on the planet is so important.
One serious drawback about letters is that, in order to get them, one must send some out. When it comes to the mail, I feel it is better to receive than to give.
The process of rehearsal means you learn so much and really get the chance to develop your work on a character.