EBay and Amazon account for 70 percent of the mobile commerce market, according to a panel at Mobile Marketing Day 2010.

Online marketplace eBay Inc. has further expanded its portfolio of mobile commerce properties with the launch of an application for devices based on Google’s Android operating system.

Holiday shopping went mobile this season, with a surge in buyers using the eBay iPhone application and other eBay mobile properties to find great deals while on the go.

This holiday season, eBay has been bringing its marketplace to cities across the country with a Mobile Boutique where it is issuing an SMS call-to-action.

PayPal has launched its Send Money application for Research In Motion’s BlackBerry smartphones.

While actual mobile payments are still nascent, more consumers shopped on Black Friday using their mobile phone than ever before.

During its earnings conference call Oct. 21, eBay’s CEO John J. Donahoe said that mobile commerce is one of the key areas the company is focusing on in terms of driving innovation.

Online marketplace eBay has launched the Deals application, providing iPhone and iPod touch owners with a constant stream of the best deals across hundreds of millions of eBay.com listings.

PayPal and Billing Revolution have formed a mobile commerce partnership to let merchants conduct mobile credit card transactions using their existing PayPal Payflow Pro gateway accounts.

EBay’s PayPal is seeing increased consumer acceptance of making mobile payments and says that the mobile commerce ecosystem is evolving quickly.