This revised DOT&E T&E Enterprise Guidebook, referenced in MPM Section 1.4.5.1, clarifies and details procedures to fulfill the intent of T&E policies in DoDI 5000.89. This version emphasizes the following:
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Active early engagement of T&E professionals in acquisition planning and contract development.
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Collaboration across the system lifecycle for timely data delivery.
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Use of shared data repositories and knowledge management tools to build a stronger body of evidence.