Suppressing Duplicate Key Values in a Summary
Suppressing duplicate values reduces the amount of visual clutter in a report and helps to emphasize details. Monarch Classic includes this facility, allowing you to suppress duplicate values for any key field in a summary.
For instance you can suppress duplicate Customer values in this example:

To have a summary that looks like this:

Duplicate values in the Customer field are suppressed.
Steps:
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Go to Summary Design.
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Select a Summary from the Summaries selector. The Summary's properties are displayed on the Summary Window.
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Select Keys from the Summary Design ribbon to display the Summary Keys Window.
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Select a key field from the fields selector to display that field's tabs and properties.
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Go to the Layout tab.
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Under the Key Values heading, select Suppress Duplicates.
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Choose Accept.
 
Monarch Classic re-displays the summary with duplicate values removed from the selected field.


