In lecture we discussed how database reports are produced by sorting on a field to bring together $($group$)$ records having the same value for the sort field, and arranging to compute summary information about each resulting group. In FileMaker, the data for each record is placed in the $$body$$ of a report, while summary information about each group $($and usually fields having the same value for all the records in a group$)$ are placed in a $$sub$-$summary$$ part whose $$break field$$ is the field by which the group was defined, and on which the data has been sorted. All this is straightforward. What$$s annoying about FileMaker is that every time you wish to view the data organized by a report you must remember first to sort on the