Completely flexible shipping: Prices can be based on consumer categories, product classes, and locations. Areas are defined by area and postcode. Filter Rates are determined by the name and meaning of the filter. Fast speeds, 55+ carriers! 4D box & stack algorithm predicts carrier speeds, measures from different origin locations, and applies time-based rules. Advanced scripting features: Do you Have a completely special rule? Using our Macro editor, you can further configure your package, or create your own rule. Opportunities abound.