Developer's DescriptionBy MicrosoftRun guidance packages such as the Guidance Automation Toolkit or those included in Software Factories or third-party tools.Guidance Automation Extensions - February 2008 Release enable you to run guidance packages, such as the Guidance Automation Toolkit (GAT) or those included in Software Factories or third-party tools. You can use the Guidance Automation Toolkit (GAT) to author or customize guidance packages.