Picking List is a document that lists material to be retrieved ("picked") from various locations in a warehouse in order to fill a production order, sales order, or shipping order. A picking list includes general identifying information (header information), as well as line item details. Depending on the verb used, PickList may refer to header information only, or both header and detail information. Information about the entire Picking List Information about a line item on a Picking List. Detail information about particular line items Description of the packaging