---
title: What is inventory in DOOH advertising?
description: "All the sellable ad time on a media owner's screens. Learn what Inventory means in DOOH advertising. Plain-language definition, plus how AdCrafto uses it."
type: glossary
term: Inventory
shortDefinition: "All the sellable ad time on a media owner's screens."
category: screens
alsoCalled:
  - Supply
  - Ad space
seeAlso:
  - Slot
  - Media owner
  - Programmatic
---

A media owner decides how much of their inventory is for sale, when, and at what price. Inventory that is not listed stays free for the media owner's own content.