AutoCAD LT 2011 is the only professional 2D CAD program that delivers communication and collaboration tools, timesaving drawing productivity tools, and 100 percent DWG compatibility with AutoCAD based products. It is an all-in-one affordable package designed to help you:   Learn and use the product with intuitive ease Collaborate with colleagues in real time Confidently exchange drawing files - knowing that compatibility is never a concern Finish design projects faster Features of AutoCAD LT 2011 include: Digital signatures for validating the origin, authenticity, and unaltered state of your drawings. Password protection for determining who can open your drawings. AutoCAD® DesignCenter™ and DesignCenter Online for sharing predrawn content with team members. The CAD Standards Manager for ensuring that the entire team works from and conforms to the same standards.

Differences between AutoCAD LT2011 and the student version of AutoCAD LT2011:   The Autodesk Student Portfolio is an education version of the software. Though it is functionally identical to AutoCAD LT2011, the student version of AutoCAD LT2011 has been specifically designed for education use, making it unsuitable for a professional production environment by Including an education banner that will plot in the margin of printed drawings. A dialog box opens up every time a file created with the educational version is accessed that says "Created with an educational version of AutoCAD. Do you want to continue?" The educational version of AutoCAD LT2011 is on a 60 month license, meaning after 60 months you will no longer be able to use the software. Student versions cannot be upgraded.

System Requirements: The recommended operating system for AutoCAD® LT2011 is   •Microsoft® Windows® XP Professional or Home edition (SP2 or later) •Intel® Pentium® 4 or AMD Athlon™ Dual Core, 1.6 GHz or Higher with SSE2 technology •1 GB RAM •1.3 GB free disk space for installation •1,024 x 768 VGA display with True Color •Microsoft® Internet Explorer® 7.0 or later •Install from download or DVD Or •Microsoft® Windows Vista® (SP1 or later) including Enterprise, Business, Ultimate, or Home Premium edition or Microsoft® Windows 7 including Enterprise, Ultimate, Professional, or Home Premium edition •Intel Pentium 4 or AMD Athlon dual-core processor, 3.0 GHz or higher with SSE2 technology •1 GB RAM •1.2 GB free disk space for installation •1,024 x 768 VGA display with True Color •Internet Explorer 7.0 or later •Install from download or DVD