[GreenYes] emails on money

Subject: [GreenYes] emails on money
From: Naomi Yaeger <sun_dog_press@no.address>
Date: Thu, 17 Nov 2005 04:49:24 -0800 (PST)
Domainkey-signature: a=rsa-sha1; q=dns; c=nofws; s=s1024; d=yahoo.com; h=Message-ID:Received:Date:From:Subject:To:MIME-Version:Content-Type:Content-Transfer-Encoding; b=bFVBXlvYYFXOUn5FVUbLdvGV+oEJoY3ld+E+RCxtIn/akTKWlJeNhFklcj3mUPzj5BUg2iXpiMt/K5b8uaehHjLrA8XmtA1JWWlXAtmgLmijrSRL/+DGwfLBmoGHZ+6sk5M7bDHe2lV7R/JxUpAsFADdpXTrIKHeVxoiD6GNIoU= ;
Domainkey-status: good (test mode)

What are these emails on money all about. I haven't opened any yet. Are we being spammed?
Naomi