Demographic marketing has long been the industry standard, but does it have a future? Andrew Bailey, chairman at Proximity North America; Michael Benedek, president and CEO of Datonics; Gary Reisman, principal and founder of NewMediaMetrics; and Liz Deutch, EVP, global director, customer engagement at Draftfcb, weigh in.

Google's paid ads: What will the impact be for marketers? Dorothy Weaver, VP of digital marketing services at Acquirgy, and Tej Shah, VP of e-commerce and marketing at Blue Soda Promo, weigh in.

Two longtime marketers weigh in on whether or not brands should keep print catalogs in their marketing mix.

Jessica Randazza
, manager of brand experience at Digitas, and AJ Khubani, president and CEO of TeleBrands Corp., discuss whether toll-free numbers are the best for DRTV.

David Erickson, director of e-strategy at Tunheim
, and Arthur Papas, cofounder and CEO of Bullhorn, discuss whether Google+ will boost marketing campaigns.

Manu Mathew
, cofounder and CEO of Visual IQ,
 and James Burrows, EVP of global sales at e-Miles, discuss whether the click-through rate is a dead metric.

Aseem Chandra
, VP of marketing of the Omniture business 
unit at Adobe Systems, and Mathieu Hannouz , senior product marketing manager at Neolane, discuss whether social media measurement is necessary.

Chet Barnard, 
CEO of Exit41, and Steve Knapp, director of brand activation and senior partner at Carmichael Lynch, nearly 20 years of agency-side marketing experience, discuss whether Facebook "likes" indicate marketer ROI.

Dennis Dayman, chief privacy and security officer at Eloqua, and Eric Picard, chief product officer at Traffiq, discuss whether third-party data tracking is acceptable.

Tore Steen VP of marketing and business development at Janrain, and Semyon Dukach CEO and chairman of SMTP Inc., discuss whether brands should outsource all data storage.