In today's By the Numbers column, Making the Case for Portfolio Based Bid Management Tools, Eric Enge shows why he prefers portfolio based bid management tools to the rules based solutions that evaluate ROI on a keyword-by-keyword basis.
Save up to $400! Register now for SES New York 2012, the Leading Search & Social Marketing Event, taking place March 19-23. Google's Digital Marketing Evangelist Avinash Kaushik will keynote. Hurry, pre-agenda rate expires March 2!
