The document discusses the challenges and strategies for resolving application incompatibilities during Windows 7 deployment. It highlights two critical tools: the Microsoft Assessment and Planning Toolkit (MAP) for inventorying applications and drivers, and the Application Compatibility Toolkit (ACT) for addressing incompatibilities. The document emphasizes that while most applications can run on Windows 7, those that can't may require fixes or alternative solutions, with detailed instructions provided for employing these tools effectively.