At the moment, Smart Search:
Does not support searching via expressions such as Margin > .20 etc. or Sum(Sales) < 100 etc. This is something we have discussed, but I am not sure of its current state.
You CAN search with the smart search tool AND then append selections and searches with other objects to narrow down the result, but it is not an all in one approach using the search tool.
NOTE: Chart objects can provide restrictions such as this, but need to be defined in the object itself:
(click to enlarge)
Now List Search boxes can use expressions in their search option:
Let me know how you do.
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