A brand audit is a comprehensive examination of a brand to access its health, 
uncover its sources of equity, and suggest ways to improve and leverage that 
equity.
The brand value chain is a mean to trace the value creation process for 
brands, to better understand the financial impact of brand marketing expenditures 
and investments.
A brand equity measurement system is a set of research procedures 
designed to provide timely, accurate, and actionable information for marketers 
(conducting brand tracking).