DoorDash Inc. on Wednesday said it had joined forces with OpenAI to allow people to shop for groceries in ChatGPT and check out on the delivery platform itself, as artificial intelligence becomes a bigger competitive front for online shopping.

Headline-making activations don't appear out of thin air. Event marketers leverage a host of tactics and fan traditions to ensure their entertainment experiences slice through an oversaturated landscape. The post Checklist: 10 Tactics for Building Blockbuster-Worthy Entertainment Experiences appeared first on Chief Marketer .