Several categories of internal government records routinely surface actual notice evidence in a public-entity dangerous-condition case. Public Records Act requests should be served early, before litigation when possible, and again through formal discovery once suit is filed, because informal responses are frequently incomplete and require follow-up subpoenas to department custodians of records. A single internal memo can be minimized by defense counsel as an isolated opinion. Notice evidence becomes far more persuasive to a jury, and far harder for a public entity to explain away, when it comes from multiple independent sources that converge on the same conclusion: a school principal's letter, a state legislator's correspondence, and a police department safety assessment addressing the identical stretch of roadway, submitted in the same time period. That convergence signals that the danger was not private opinion but shared institutional understanding across departments and outside stakeholders.