TikTok advertising is a popular form of social media advertising that allows businesses to reach a large audience of users on the TikTok platform. TikTok is a short-form video-sharing app that has quickly become one of the most popular social media platforms in the world, particularly among younger generations.

TikTok advertising offers a range of advertising options that businesses can use to promote their products or services. These include:

1. In-feed ads: These are full-screen vertical ads that appear in users' TikTok feeds. They can be up to 60 seconds long and can include a call-to-action button.

2. Hashtag challenges: These are sponsored challenges that encourage users to create and share content around a particular hashtag. They can help businesses to generate user-generated content and increase brand awareness.

3. Brand takeovers: These are full-screen ads that appear when users first open the TikTok app. They can include images, GIFs, and videos.

4. Branded lenses: These are sponsored 2D or 3D lenses that users can apply to their TikTok videos. They can help businesses to increase brand awareness and engagement.

5. TopView ads: These are similar to brand takeovers but are longer, up to 60 seconds.

6. Influencer partnerships: Brands can partner with influencers on TikTok to create sponsored content that promotes their products or services.

To create a TikTok ad campaign, businesses can use TikTok's self-serve ad platform, which allows them to set up and manage their ad campaigns. They can choose their targeting options based on factors such as age, gender, location, interests, and behaviors.

Overall, TikTok advertising can be an effective way for businesses to reach a large and engaged audience on one of the most popular social media platforms in the world.