The following video is part of our "Motley Fool Conversations" series, in which, Austin Smith, consumer goods editor and analyst, and Andrew Tonner, technology editor and analyst, discuss topics across the investing world.

In today's edition, they discuss, which has launched a smartphone app called "Price Check by Amazon" that allows shoppers to check prices of goods in physical stores and then purchase them through Amazon. Amazon also offered a three-time sale of 5% (limit savings of $5 per sale) per transaction. Our tech and retail analyst/editors weigh in on the possible consequences.

Austin Smith and Andrew Tonner own no shares of the companies mentioned here. The Motley Fool owns shares of RadioShack, lululemon athletica,, Best Buy, Wal-Mart Stores, and Under Armour. Motley Fool newsletter services have recommended buying shares of Nike, Under Armour, lululemon athletica, Wal-Mart Stores, and, writing covered calls in Best Buy, and creating diagonal call positions in Nike and Wal-Mart Stores. Try any of our Foolish newsletter services free for 30 days. We Fools don't all hold the same opinions, but we all believe that considering a diverse range of insights makes us better investors. The Motley Fool has a disclosure policy.