For every sign you see out in public, there is typically an equal and opposite awesome and even funnier response sign. As you know, we are big fans of passive aggressive signage over here. The people who post them do it to avoid confrontation, so when their tactics are adopted by someone else and turned against them, it's both ironic and comical. Check out these 25 Hilariously Sarcastic Responses to Well-Meaning Signs and feel free to participate in some real-life trolling of your own.

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