Under "What should be in a BotR chapter" heading.
# What should be in a BotR chapter?
-The purpose of Book of the Runtime chapters is to capture information that we cannot easily reconstruct from the functional specification and source code alone, and to enable communication at a high level between team members. It explains concepts and presents a top-down description, and mostly importantly, explains why we made the design decisions we made.
+The purpose of Book of the Runtime chapters is to capture information that we cannot easily reconstruct from the functional specification and source code alone, and to enable communication at a high level between team members. It explains concepts and presents a top-down description, and most importantly, explains why we made the design decisions we made.
# How is this different from a design doc?