(a) Proof of defendant’s responsible serving practices is admissible as evidence that the server was not negligent or reckless. Responsible serving practices include, but are not limited to:
(1) Defendant’s and defendant’s employees’ attendance at a server education training course; and
(2) Defendant’s implementation, at the time of service, of responsible management policies, procedures, and actions.
(b) Proof or disproof that the defendant was adhering to responsible serving practices is not by itself proof or disproof of negligence or recklessness.