| Class Summary | 
| AddMarkerToOrder | This droplet will add a marker to an order. | 
| OrderHasLastMarker | This droplet tests the last marker of an order for match based on the
 provided key, value, data and extendedProperties. | 
| OrderHasLastMarkerWithKey | This droplet tests the order's last marker with a specific key, for match based on
 the value, data and extendedProperties. | 
| OrderHasMarker | This droplet tests for a matching marker using the key, value and
 extendedProperties. | 
| OrderMarkerDroplet | This is the base class for order marker droplets. | 
| RemoveAllMarkersFromOrder | This droplet will remove all marker items from an
 an order. | 
| RemoveMarkersFromOrder | This droplet will remove a marker item from an
 an order. |