Here is a roundup of all that was trending on MarTech Advisor last week.

Once considered an add-on that made communication easier for the consumer and business, live chat is now a staple for most online stores.

Billions of dollars of goods sold each year by independent merchants on Amazon and other online marketplaces would be vulnerable to state sales taxes for the first time if justices decide to reverse a quarter-century-old precedent in a case before the Supreme Court this week.

Compared to a typical, mobile-optimized web page, progressive web apps may give mobile shoppers a better browsing and buying experience while helping online sellers earn more sales and profit. It is for these reasons, progressive web apps — PWAs — may be the next phase of mobile web optimization.

Design thinking keeps the customer in mind during every step of the e-commerce design process.

How can retailers develop a monitoring strategy to protect and optimize their omnichannel initiatives? Follow these five steps:

The best is when a commuter acts as if they didn’t want to get on the train anyway.