 Although the space and/or time is sold at a steeply discounted rate, media sellers benefit as well, monetizing inventory that would have otherwise gone to waste.Companies that want to take advantage of last minute ad space must make it easy for the media source to work with them and use their ad.Because these ad spaces come up at the last minute, media companies often would rather simply offer the opportunity to their larger advertisers because they have ready budgets, ad departments that can create an ad quickly, and managers that can make a decision swiftly.