Telling people why you think they are qualified might help, at least they will know it's not some random e-mail blast sent to the whole address book. Telling wh

Telling people why you think they are qualified might help, at least they will know it's not some random e-mail blast sent to the whole address book. Telling why you think your job is going to be better than their current job is the best though. Also, while trying to answer that question, you may find out that there is no point in e-mailing them in the first place.