Normally I receive emails from this guy who makes incredible posters. The first email is about what will be sold and the date it goes on sale. The second email tells you that the item is now on sale (normally after it has been posted to the web). This time there was only an 'on sale' email.
What I normally do is hover around the site the day of the sale to try to buy because the posters normally sell out fast (less than a minute). I've only ever had the privilege to buy one of his posters because of the demand. Here is what I missed: