Randy, they’re not interested in SEO. These domains won’t be around long enough to gain any benefit from incoming links. They’re quick-dumped after a brief period of spamming.
Here’s another, received today:
– May Bonus Madness –
$888 as Bonus on your first deposits
Fantastic Cash games and tournaments.
Simply increase your chances of WINNING BIG 
This is an opportunity not to be missed,
great games, big winnings and loads of players.
Click below for more details
Here’s the whois for that one:
Domain Name: SONCRIT.COM
Registrant:
Concrete Design
Eolanda Flabea ([email protected])
Jundino str 85
Vashon
Wyoming,64567534
US
Tel. +464.5346745
Creation Date: 13-May-2006