Mobile has long been called marketers' next emerging opportunity. So, from a local search standpoint, how do you prepare for the opportunity? In today's Vertical Challenge column, "Voice Search: Mobile Tactic Here. Now. 2DAY.," local search expert Gregg Stewart explains that a very old offering is hot once again: directory assistance (DA), and its new subcategory of voice search.

Introducing SES Online
Want to view one of the sessions you missed or listen to an especially informative presenter a second time? SES New York sessions are available for purchase on ClickZ Academy's new e-Learning site. SES is now Online!

