A group of cybercriminals is preparing to launch a social en…

A group of cybercriminals is preparing to launch a social engineering attack against your company.  They plan to go dumpster diving tonight, digging through your corporate trash tonight. What is one thing that they might hope to find in your trash?  How could they use that to launch a social engineering attack against your company?   Note:  Your answer should be brief (3-4 sentences max), but complete enough to demonstrate your understanding of the concepts.