When searching for discounts, LN stops
searching the specific discount level as soon as a discount is found.
Best Discount
When searching for discounts, LN searches
all matrix definitions of a specific discount level and only returns the best
discount.
Accumulate
When searching for discounts, LN searches
all matrix definitions of a specific discount level and accumulates the
discounts from the matrix definitions.
Note
After searching a specific discount level, LN starts
searching for discounts on the next level, if any.