Technical Manual ← Knowledge Base How often does STARS change? When will the next version of STARS be released? What does "performance year" mean? How can I determine if my institution meets the criteria for a credit? What are "conditionally required" and "optional" fields? Should I use the living wage for a family that includes two adults (one working) or two adults (both working)? Do LEED certified buildings count for both OP-3 and OP-4? How can we determine if food is local and community-based?