In the context of marketing and advertising, a conversion refers to a specific action that a user takes in response to an advertisement or marketing message. This action can vary depending on the specific goals of the advertisement or campaign, but it is typically something that the advertiser considers to be a desired outcome.

Examples of conversions might include:

• Making a purchase on an e-commerce website

• Signing up for a newsletter

• Downloading an app

• Filling out a form to request more information about a product or service

• Registering for an event or webinar

Conversions are often used as a way to measure the effectiveness of an advertisement or marketing campaign. Advertisers will often track the number of conversions that their campaigns generate in order to determine whether they are meeting their goals and to identify areas for improvement. There are a variety of tools and techniques that can be used to track and measure conversions, including web analytics platforms, conversion tracking pixels, and A/B testing.