The most effective social media platform for a paid campaign will vary depending on your target audience and the specific goals of your campaign. However, some platforms are more popular than others for paid campaigns.
For example, Facebook is often used for paid campaigns because it has a large user base and allows you to target specific demographics based on interests, age, location, and other factors. Twitter can also be effective for paid campaigns, especially if you are targeting a niche audience or want to quickly spread a message to as many people as possible. And LinkedIn is popular for B2B campaigns targeting professionals.