Aritzia has arrived. With steady growth and a cultlike following, the Canadian brand looks unstoppable.

Tech Insider : Business
Christmas shoppers browse in Aritzia on December 24, 2025 in New York City.
Christmas shoppers browse in Aritzia on December 24, 2025 in New York City.

Jeremy Weine/Getty Images

Luxury resale is taking over. From secondhand Birkins to used Rolexes, here's what you need to know.

Tech Insider : Business
Hermès Birkins at Fashionphile's New York flagship.
Fashionphile's New York City flagship features 15,000 items ready to be resold — including hundreds of Hermès Birkins, which consistently pull a high ROI.

Courtesy of Fashionphile

AI is changing the way we shop. Here's how retailers from Walmart to Sephora are experimenting with it.

Tech Insider : Business, Technology
Sephora sign
Sephora uses AI to recommend skincare products.

Smith Collection/Gado/Getty Images

TikTok's transformation into a shopping app is complete

Tech Insider : Business
TikTok Shop logo
TikTok Shop has broken through in the US market.

Ezra Acayan/Getty Images

Alexa 'killed my fish': Tales from Amazon employee beta testers

Tech Insider : Business, Technology
A goldfish bowl
A goldfish bowl

Brian Lawless/PA Images via Getty Images

Gen Z is 'Zebra Striping' their way out of hangovers

Tech Insider : Business, Economy
Two women clink glasses containing non-alcoholic mocktails.
Gen Z is redefining drinking culture to skip hangovers entirely, prioritizing non-alcoholic options and THC drinks over a traditional boozy night out.

Annette Riedl/picture alliance via Getty Images

Sprinkles Cupcakes is closing, says the cofounder

Tech Insider : Business
Sprinkles sign in store window - brown background with white lettering
Sprinkles Cupcakes is closing, the bakery's founder said.

Gado/Getty Images

Amazon, Walmart, Target, and more are offering extended returns for holiday purchases — but exceptions and fees could apply

Tech Insider : Business
kohls amazon return
An Amazon return center inside a Kohl's department store.

Kohl's

Brian Niccol said a Reddit thread of people interviewing for his company showed him that his 'Back to Starbucks' plan was working

Tech Insider : Business
Starbucks CEO Brian Niccol at Fast Company conference
Starbucks CEO Brian Niccol said Luckin Coffee is forcing product innovation.

Eugene Gologursky/Getty Images for Fast Company

These quotes reveal how Lululemon's founder really feels about the athleisure brand

Tech Insider : Business
Lululemon founder chip wilson
Chip Wilson stepped down from the CEO role at Lululemon in 2013.

Jim Bennett/Getty Images

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