The Standard Response Protocol (SRP) for K-12
https://iloveuguys.org/programs/standard-response-protocol-for-k-12/
The Standard Response Protocol developed by the “I Love U Guys” Foundation is action-based, flexible, and easy to learn. It rationally organizes tactics for responding to threats to student safety. Its development is ever-evolving, created with extensive collaboration between experts such as first responders, school districts, and families. Its tactics are data-driven, researched, and based on experience and best practices.