Subject: Private Invite: friend@example.com
Hi Friend,
It's your lucky day, because I've managed to get you a private invite for this:
Private Invite: 5K Betting System
This service is run by a punter name Ben Cross.
Ben has uploaded proof of every bet he's placed since August.
Please note: Your Invite may expire if you do not use it within 48 hours.
Kindest Regards
Lewis Carnegie