This document discusses the relationship between marketing and user experience (UX). It begins with defining both marketing and UX, noting that while they both focus on customers, marketing focuses more on brands and preferences while UX focuses more on product performance and tasks. The document then covers several topics relevant to both fields, including market segmentation, value propositions, consumer behavior, and market research. It explains how insights from these areas can inform both marketing and UX work. Finally, it argues that marketing and UX should collaborate by sharing a common customer focus, ensuring messaging and initiatives align, and incorporating key insights from each other's work into product development and promotion.