Braintree, a payments platform for online and mobile commerce, has appointed Google Wallet co-found Rob von Behren as the company’s lead engineer for its San Francisco office.

Google has launched its Google Shopping Express program, which features online delivery initially in the San Francisco Bay area.

Amazon lead the pack in the retail field on Fortune’s “Most Admired Companies” list. The e-commerce juggernaut was third ranked overall (behind Apple and Google) for, among other reasons, its efficient customer service and leadership under CEO Jeff Bezos.

Google is looking to extend its presence in the retail space, by opening freestanding stores in the United States.

Search giant Google has agreed to buy Channel Intelligence for $125 million, allowing to expand its role in the retail space.

Microsoft has taken offense to the practice of paying to improve one’s ranking in Google search results and has launched a campaign touting its "honest" search results.

Target’s senior executive ranks are filled with women, but don’t look for any of them on Fortune’s recent listing of the 50 most powerful women.

Customers looking to get their hands on the new Google tablet can now do so at Staples, as the retailer is offering the Nexus 7 for pre-sale.

The steady erosion of newspaper circulations naturally has led many to predict that the printed ad circular is not much long for this world and will quickly disappear as consumers demand more digitized ads and coupons. Last year, the Associated Press, along with 32 other publishers and 30 retailers, launched iCircular to help stave off declining ad revenue. Even Google has jumped into the fray with the launch of Google Circulars, a service that creates digital versions of full-page print inserts normally found in newspapers, with the goal of “trying to get online visitors into [offline] stores.” From the stark decline in demand for print publications, it appears that printed circulars are well on their way to extinction…or are they?

Much was made this week of the nomination of Google executive Marissa Mayer to the Walmart board and for good reason. She will add a new layer of depth and expertise to Walmart’s board, but she won’t be the only digital darling on the board.

The Walmart board of directors is poised for an infusion of fresh, and young, talent when shareholders vote to approve a slate of directors that includes Google’s VP of local and maps.