DEAR HARRIETTE: A good friend of mine hired my older brother as security for an event she was hosting, and apparently he did a horrible job. According to her, he was drinking on the job, wasn’t paying close attention to the guest list and let people into the event who were not supposed to be there. She called me and told me that she thinks it’s necessary to dock his pay. While I don’t necessarily think it’s right to pay him less than the agreed-upon