/**
  * Returns needed value for free shipping
  * 
  * @param SilvercartCountry $country Country to get free of shipping costs from value
  * 
  * @return Money
  * 
  * @author Sebastian Diel <*****@*****.**>
  * @since 17.10.2012
  */
 public function FreeOfShippingCostsFrom($country)
 {
     $freeOfShippingCostsFrom = new Money();
     if ($this->UseFreeOfShippingCostsFrom()) {
         if ($this->freeOfShippingCostsFrom->getAmount() > 0) {
             $freeOfShippingCostsFrom = $this->freeOfShippingCostsFrom;
         } else {
             $freeOfShippingCostsFrom = SilvercartConfig::FreeOfShippingCostsFrom($country);
         }
     }
     return $freeOfShippingCostsFrom;
 }