- Affiliate sites or products sold through an affiliate marketing relationship 
- Body parts or human remains 
- Bulk marketing products, such as email lists and bulk email software 
- Cable and satellite descramblers and black boxes 
- Child pornography 
- Copyright unlocking devices and mod chips 
- Counterfeit and unauthorized goods 
- Dialers 
- Discounted currencies or currency exchanges 
- Drug test circumvention aids 
- Duplicate posted content or mirrored sites or products 
- Fake government IDs and documents 
- Fireworks 
- Goods or services that are illegal in your country 
- Illegal drugs and drug paraphernalia 
- Illegal knives and weapons 
- Information on how to create explosive devices 
- Items and websites that promote violence or advocate violence against a protected group 
- Manuals, how-to-guides, or other information that enable illegal access to software, servers, or websitesin other words, hacking and cracking materials 
- Multilevel marketing or pyramid schemes 
- Nonconsensual adult material 
- Online casinos, sports books, or bingo games 
- Prescription drugs (without valid SquareTrade certification, which is available to legitimate pharmacies in the U.S. and Canada) 
- Prostitution services 
- Rare, scarce, or valuable metals 
- Toxic, explosive, flammable, or radioactive materials and substances 
- Unauthorized copies of copyrighted media and software 
- Unsubstantiated health cures or remedies 
You also can't post on behalf of Google (unless you actually work for Google, that is), or otherwise pass yourself off as a Google employee. Google also prohibits "keyword stuffing," where you include excessive, repetitive, or irrelevant keywords in your listing.