eBay reported revenues of $3.4 billion for the third quarter of 2012, up 15 percent over the year-ago quarter.
Groupon is rolling out a new mobile payments processing platform that promises lower merchant costs than rival efforts from Square and PayPal.
PayPal is rolling out a mobile payments application optimized for Microsoft's Windows Phone operating system. The app joins PayPal's existing mobile services for Apple's iOS and Google's Android.
PayPal released an updated version of its Android payment application highlighted by a revamped user interface as well as new features including credit and debit card scanning.
PayPal is teaming with Discover to extend its fledgling mobile wallet service to millions of additional retail locations across the U.S., striking a major blow in the battle for m-commerce supremacy.
Fast food giant McDonald's is currently trialing PayPal mobile wallet services enabling consumers to place and pay for orders via dedicated smartphone app or the mobile Web.
Google, PayPal, Isis, VeriFone and Intuit are joining with operators Verizon Wireless, AT&T Mobility, Sprint Nextel and T-Mobile USA to forge the Mobile Payments Committee, an effort to create policies and business strategies to guide the fast-growing m-commerce segment.
A Square executive said it is unlikely his company would consider working with archrival PayPal in any capacity, stating their respective cultures are "too different and fundamentally incompatible."
PayPal said it expects to handle $10 billion in transacted mobile payment volume in 2012, an increase of 150 percent over a year ago.
PayPal has acquired card.io, which develops credit card data capture technology integrated into applications including the PayPal Here mobile payment system. Financial terms were not disclosed.