An ad campaign is a series of advertisements that are designed to promote a product, service, or message. Ad campaigns can be created for a variety of purposes, such as increasing brand awareness, promoting a new product or service, or driving sales. They can be targeted at specific demographics or audiences, and can be delivered through various channels, such as television, radio, print, online, or social media. Ad campaigns may include a combination of different types of advertisements, such as display ads, video ads, sponsored content, or influencer marketing. The goal of an ad campaign is to create a cohesive, effective message that resonates with the target audience and achieves the desired outcome.