A good idea would be to allow the "Label Description" text to be generated automatically using data from another field. Currently you can edit the label description using cut & paste or manually typing a (usually) lengthy description. A better idea would be if this information could come automatically from another attribute instead of manually using the "Edit description" in the Symbology Tab of the Layer Properties. This type of already functionality exists if you want to symbolize using Multiple Attributes, Quantity by category, but not for symbolizing unique values.
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