Simple Ways to Build Rapport with Difficult Students (Or as I like to say, students whose behaviors are challenging)
https://www.smartclassroommanagement.com/2012/09/08/a-simple-way-to-build-rapport-with-difficult-students/
Tiered Interventions of Support Ideas
http://polkdhsd7.sharpschool.com/staff_directory/p_b_s_behavior_intervention
Cracking the Behavior Code