A system, method and interface for managing lotting or catalog data pertaining to assets for sale, cataloging or acquisition at an auction event. Auctioneers provide auction and lot data, and a lotter is assigned to gather data pertaining to the assets. A system server has a template application running thereon for providing a template and form fields corresponding to the asset type as specified by a lotter. The system provides standardized forms for gathering asset data, and similar data fields are provided for similar asset types. An interactive portal provides users with auction data and the generated forms for gathering data during the lotting process. The interactive portal includes an options screen, overview screen, lotting screen and auction screen for performing the various lotting management.