Configure Dynamic Path Choices and Results for Custom Blocks
By default, every property for a custom Wires block allows users to set the value for that property dynamically using the Path Selection list.
![](images/customBlockDefault3.png)
The default options presented to users in the Path Selection list include:
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Any node from the results of document-type input parameters to this custom block.
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Any node from the results of any other block in the mashup.
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Any
Business Analytics global or user attribute.
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Any existing input parameter to the mashup.
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The option to add an input parameter to provide the value for this property.
You can change the behavior of the Path Selection list for individual properties of a custom block in these ways: