1. A method operable over the internet for the bulk editing of electronically displayed descriptions of a plurality of merchantable items to generate a destination dataset for use by an ecommerce destination site comprising the acts of: establishing at least one established group of details, each group of details including data associated with a commercial activity involving one or more of said merchantable items, each group of details also having a set of associated policies applicable to ecommerce in the merchantable items wherein the policy constrains the details involving the one or more merchantable items; creating a user perceptible display of profiles on a computer display enabling selection and editing of said profiles by a user; selecting at least one selected profile, wherein the profile is a characteristic associated with the commercial activity involving the one or more merchantable items, the selected profile having at least one profile macro; creating on a computer display a human perceptible display in a matrix format comprising at least one aligned plurality of fields derived from the at least one established group of details regarding the commercial activity involving the one or more merchantable items; populating the plurality of fields with data regarding the commercial activity involving the one or more merchantable items, the populating constrained by the at least one selected profile; selecting a bulk subset of the matrix according to at least one search criterion by selecting one or more of the fields of said matrix; and applying a plurality of edits to a source dataset selected from the bulk subset to generate a destination dataset for use by an ecommerce destination site, wherein the edits are constrained by the set of associated policies.