Even innocent trials and brainstorming can get you in to hot water. Some P.E.s in the Electrical Engineering field at my old company were known for keeping a go

Even innocent trials and brainstorming can get you in to hot water. Some P.E.s in the Electrical Engineering field at my old company were known for keeping a good set of wikis, journal, and email lists. They had an internal sort of peer review system between our plants. An unrelated lawsuit was filed against the company by the state. A set of speculative statements in an email chain made by one EE about hypothetical measurement issues was taken as proof of company "knowledge" about inaccurate reporting.