Creating a seamless checkout experience has been a growing pain point for grocers — one that led to Amazon pulling its Just Walk Out frictionless technology from all Amazon Fresh and Whole Foods ...

It's clear Amazon exists in a separate (grocery) lane from most of the marketplace, but it doesn't intend to stay that way. The company said Tuesday it's begun expanding its Dash Cart to third-party ...

Dash Carts allow customers to scan items as they shop, and then roll through Dash Cart lanes that automatically process their payments.