There are two ways to use the drag and drop technique to attach records. The first is to select one or more records and then click and drag the Drag Current Record or Drag Selected Records icon to the attachment field in the other  module.

In List View it is also possible to:

• Click and drag any single record to an attachment field in another module.
• Select one or more records and, by clicking and dragging any one of the selected records, drag them all to an attachment field in another module: