Found in a recent Raxco mailing :
"Special Holiday Savings
A special savings offer just for our eNewsletter readers. To close out the year right, you can save 20% off PerfectDisk v8, the world's premier disk defragmenter, and all other products in the Raxco ecommerce store by using promo code 20END2006
Click on http://www.raxco.com/products/commerce/products_all.cfm
to go to our Buy Now page to look our our latest product selection - including the product bundles towards the bottom of the page.
Hurry - promotional offer ends December 31, 2006!"