Informational Papers Informational papers were developed to provide additional information to the Growth Management Policy Board. At the Microscale: Compact Growth and Adverse Health Impacts  [pdf] - November 2005 Appropriate Urban Densities in the Central Puget Sound Region: Local Plans, Regional Visions, and the Growth Management Act  [pdf] - November 2005 Pre-GMA Vested Development in Rural Areas of the Central Puget Sound Region  [pdf] - December 2005 Cost of Sprawl  [pdf] - December 2005 Current and Future Land Uses in the Central Puget Sound Region's Regional Growth Centers  [pdf] - May 2006