502.7. Players must answer honestly any questions regarding public information.
502.8. Players must not represent public or derived information incorrectly.
502.9. Players must point out discrepancies between announced and recorded public information.
502.10. Judges are encouraged to help players determine public information, but not derived information.
502.11. Players are not required to share private information, and may bluff in regards to their private information.
502.12. In 2v2, teammates may share Private information, including directly showing each other the cards in their hand as defined by 484.8.e. in the Core Rules.