LotSpec is an application add-in suite for Autodesk® Revit® and Autodesk AutoCAD® Architecture. This add-in provides a solution for managing design options in a 2D or 3D workflow. It automates the process of creating "Lot Specific" construction documents used for permitting and construction based on customer option selections. LotSpec also provides a powerful set of tools for producing master plan sets commonly used for bidding and approval processes. LotSpec is an essential solution for your project options: - Manages option groups and option selections and eliminates combination errors - Automates the process of creating "lot specific" plans - Optimizes efficiency and productivity for production homebuilders - Uses a "rule-based" workflow with tools for assigning logic to project elements