For more information about Tier 2 supports, check out these resources:

Missouri School-Wide Positive Behavior Support (PBS) Tier 2 Workbook with chapters on:
Tier 2 Foundational Knowledge; Leadership for Tier 2; Student Identification Process; Function-Based Interventions, Monitoring Student Progress, and Interpreting Data to Make Decisions; and Check-In, Check-Out.
Each chapter contains many useful tools.  A few examples  include a Tier 2 Readiness Checklist, Team Meeting Agenda Template, an Existing School Data Inventory Template, Guidelines for Interpreting Student Data and Making Decisions, and a Parent Notification Letter for Universal Screening.

Answers to FAQs about Tier 2 interventions from PBIS.org.