Teen apparel retailer Aeropostale is looking to revamp its m-commerce (e-commerce through mobile) channel to strengthen its direct-to-consumer business.

FORBES: Aeropostale Dials Up $15 With Teens Shopping On Smartphone Apps

BT, first in its mobile-telecoms division, then as a pioneer of the group's business-to-business e-commerce efforts.

ECONOMIST: The money show

Today, any company thinking of producing a new kind of digital device must seriously consider the risk that such a product's functionality can be matched by smartphone-resident apps and a potential accessory (a lesson more recently learned by mobile e-mail appliance maker Peek, which has refocused its business on software and cloud services for other handsets).

ENGADGET: Switched On: When the smartphone giveth, Part 2

Executives said Best Buy is well positioned to benefit from the changes in electronics, noting that the company offers the largest e-reader assortment in the industry and is heavily focused on its Best Buy Mobile business, which offers smartphones from multiple carriers under one roof, similar to the way such phones are marketed in Europe.

WSJ: Cellphone Sales Boost Best Buy Profit

This prompted the Kindle team to devise a new business model, striking deals with mobile-phone operators to allow Kindle users to download e-books without having to pay network fees.

ECONOMIST: Brain scan