If the condition is true then fetch the data.

@ marreco the task is to return the value from part of the lookup table based on "Courier" & "side" where the "weight" falls into a band width.

See Post #7 (it can be simplified if the ranges are static)

I would like you to explain in more detail for me the named ranges:
DeliveryRates
DeliveryBands

I'd like to understand this brilliant idea
Could you explain?