The Importance of UX in Marketing

UX is this big bubble and inside that bubble is all this interaction design, information architecture, search and optimization to some extent. People are discussing the misconceptions or misunderstanding the UX term quite often. And how would one person know how to order UX? What are they actually asking for when they're doing that? We need to stop talking about UX as this broad term. The problem is when we don't define it.