From: {$domain} <support@{$domain}>
To: {$email}
Subject: Some visitor is interested in your ad at {$domain} 

Dear {$fname},
 
A visitor of your ad on {$domain} just sent you an email.  
As the seller of a boat, it is free to post your ad, including phone 
number. You don't pay until you get responses.

To read email from anyone visiting your ad, you need to pay one-time 
fee $9.90.

After this, you can receive email from anyone interested in this 
particular ad of yours, http://www.{$domain}/ad?id={$ad_id}
 
Once you pay, this particular email from your visitor will be 
delivered to you immediately.
 
All you need to do is to go to your ad and "Activate Email Delivery" 
over there.
 
 
Good luck!
 
Customer Service
http://www.{$domain}