Which logical fallacy is used in the text?
The number of off-leash dogs I've seen in Summerfield is completely unacceptable. Let's make our streets safe again by addressing this dog problem, before our city becomes a haven for criminals.

 - red herring: the use of a completely unrelated topic or idea
 - false causation: the assumption that because two things happened together, one caused the other
The text argues that off-leash dogs would somehow cause an increase in crime in Summerfield. However, these two ideas aren't related. This illustrates a type of logical fallacy known as a red herring.