E911 issues for MLTS PBXs have been largely resolved from a technical and economic perspective. But enterprise customers still face a number of challenges when dealing with E911. Join Andrew Brown, Partner at Levine, Blaszak, Block & Boothby, LLP and Voice Report publisher George David as they follow up on a recent Voice Report article (http://www.thevoicereport.com/2010-12-03/E911-MLTS) with a lively discussion on three E911 hot buttons that you need to follow in 2011: SIP trunking and the mobile workforce, the growing patchwork of state E911 legislation, and network service contracts that shift some E911 obligations from the carrier to you.