HP Intelligent Management Center Standard Software Platform - Manual (Page 307)

one to suppress when sales are equal to or over $X and one to suppress
when sales are under $X.
Suppress Blank Section
The Suppress Blank Section property hides a section whenever there is
nothing in it. If something is placed within the section and it produces a value
in your report, then it becomes visible.
Hiding report objects
Crystal Reports has three formatting options in the Format Editor for hiding
individual objects.
Suppress If Duplicated (Common tab)
The Suppress If Duplicated property prevents a field value from printing if it
is identical to a duplicate of the value that comes immediately before it in an
iteration of the same section.
The value does not print, but the space in which it would have printed
remains.
Crystal Reports 2008 SP3 User's Guide 307
13 Formatting
Using the Report Design Environment