The document discusses how companies can prepare for an economic upturn using Lean principles. It suggests that now is the time for companies to think Lean by identifying and eliminating waste to become more responsive to customer demand. Applying Lean can help companies free up cash flow and resources without hiring or purchasing excess inventory, allowing them to better capitalize on opportunities when demand increases. The article cautions against simply applying Lean tools without understanding customer value and mapping the entire value stream from end to end.