Surprise the reader as much as possible, to make him remember.Try to make the phone call expected, and become nice.Create conditions to guarantee that most of the clients really provide their email address.A mailing that combines humour and passion.A simple and direct tone emphasising the object of the mailing.An eye-catching envelope: 'Bob, 22 years old, is very shy …'A letter with a coupon, that illustrates:Bob future call 'Be nice when Bob calls you: Provide him with your email address'.A lottery: 'And Bob can make you win a leather set for your desk!'A reply coupon: 'Coupon to return if you can’t wait for Bob’s call'.

This campaign has just been launched, in March 2003. So, it’s too early to get results.