Reports are shown on the diagram as rectangles with an S-shaped lower edge.
Reports (as well as Files, Legends, Persons, and Enclosures) are used simply for diagramming purposes - they do not cause any code to be generated.
Right clicking on a Report brings up a popup menu showing operations that can be performed on it. These are the following:
A Report can be connected by arrows to any block type - see
the section on Arrows.
However, an arrow can only be attached to the top or sides of a Report.