Most individuals attempt to avoid feeling guilty if possible. Social engineers are often masters of psychodrama, creating situations and scenarios designed to tug at heartstrings, manipulate empathy, and create sympathy. If granting the request will lead to avoidance of guilty feelings, or not granting the requested information will lead to significant problems for the requestor, these are often enough to weigh the balance in favor of compliance with the request.
What, you don't want to help me?
