This document addresses teacher concerns about the Common Core State Standards' text exemplar lists and how to measure text complexity. It explains that schools are in the early stages of implementing the standards and are not required to use every text on the lists. It emphasizes bringing more informational texts into the curriculum and using both quantitative and qualitative measures to select appropriately challenging "stretch texts" while providing scaffolding. The document provides examples and clarifies that teachers should use their professional judgment to determine suitable texts for their classes.