If you see some, this is a red flag that the product is fake.
Collect medals and get your puppy to the red flag in each level.
Having a strong compulsion to drink and becoming irritable or downright volatile when drinking alcohol is another red flag.
If the listing doesn't include pictures of the cartridge or uses a stock photo, let this be a red flag.
When that red flag comes up, it is prudent to step back and set a strong boundary between you and this individual.