'Black Monday' has come and gone and that is being discussed here and here and here. However I felt this article/news release might still be valid.

Attention All E-Tailors: What's Your Online Strategy for Black Monday?
Have You Adjusted Your Pay Per Click (PPC) Advertising Budget to Meet The Demands of Online Shoppers Hitting Search Engines on Black Monday?
http://www.24-7pressrelease.com/view_press...se.php?rID=9609
QUOTE
For online marketers and businesses that advertise online the best tool to get you noticed in such short a time is Pay Per Click advertising. As consumers look to search engines and comparison websites this holiday season to search for last minute gifts and compare prices on holiday purchases, the time is now to target online advertising to holiday shoppers with Pay Per Click's inherent lead generating opportunities.

Found via Topix.net
Check these links for more information on Link Advertising or Pay Per Click advertising.