Ticketmaster is reaching out to its on-the-go music fans by letting them buy and search for tickets via an upgraded BlackBerry application.

Car rental provider Hertz is keeping up with its busy consumers and letting them reserve a vehicle via their Android, Nokia and BlackBerry devices.

A couple of months ago I was developing a mobile site for the No. 4 retailer, trying to create a way for users to pick many objects and extra functionality without forcing a page load.

While mobile food ordering is still nascent, quick-service and fast-casual restaurant chains that have launched mobile applications with ordering capabilities have boosted the frequency and average size of customers’ orders.

The recently launched smartphone application from Whitbread’s Premier Inn has generated more than $1.6 million in total revenue in the three months since its January debut.

AXA Equitable Life Insurance Co. has launched financial applications for Research In Motion’s BlackBerry smartphones to enhance its customer service and boost its lead-generation initiatives.

With Google, MasterCard and Citi reportedly teaming up to go head-to-head with the U.S. carriers’ Isis joint venture with Discover Card and Barclaycard, a war in the near field communication space is on the horizon.

The battle between Research In Motion and wireless carriers over mobile-payment data is a precursor to a larger war over who owns consumers making transactions using mobile devices.

Sears Holdings Corp. is letting consumers buy online and pickup in-store via various mobile platforms, a key element of its strategy to drive sales by connecting its bricks-and-mortar stores to the digital world.

Bank of America’s Merrill Lynch has launched applications for Apple’s iPhone and iPad and Research In Motion’s BlackBerry devices for clients of Merrill Lynch Wealth Management and Merrill Edge.