On Wikipedia, advertising may refer to:

• Wikipedia:What Wikipedia is not § Wikipedia is not a soapbox or means of promotion, policy on Wikipedia not being used for advertising
• Wikipedia:Spam, guideline on how to avoid different types of spam in Wikipedia articles
• Wikipedia:Perennial proposals § Advertising, about the perennial proposal to fund Wikipedia through advertising
• Wikipedia:Funding Wikipedia through advertisements, essay on whether Wikipedia should carry advertising
• Wikipedia:Publicising discussions, guide on how to advertise discussions inside Wikipedia
• Wikipedia:Wikipedia ads, banner-style advertisements for internal Wikipedia projects and practices
• Wikipedia:WikiProject Marketing & Advertising, a wikiproject for improving coverage of encyclopedic articles dealing with marketing
• Wikipedia:WikiProject Spam, where to report advertisement spam found on Wikipedia
• Wikipedia:FAQ/Readers § Why do I see advertisements in Wikipedia?, explanation that malware on the reader's computer or a fork hosted by someone else may display ads
• Wikipedia:Identifying blatant advertising, an essay on how to identify articles and talk pages that are blatant ads
• Wikipedia:Criteria for speedy deletion#G11, the speedy deletion criterion on advertising

• {{Advert}} – "This article contains content that is written like an advertisement."
• {{Promotional source}} – A list of inline templates for various promotional issues.

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