Know what standards are being proposed, how they may affect you, and contribute to their development by participating in the following public review and comment periods before their deadlines: NENA/APCO Human Machine Interface and PSAP Display Requirements – review and comment by July 16, 5pm ET; APCO/NENA Service Capability Criteria Rating Scale – review and comment by July 19; and Minimum Training Standards for Public Safety Telecommunicators – review and comment by July 26.