public void Execute(IActivityRequest request, IActivityResponse response)
        {
            SCCMServer = settings.SCCMSERVER;
            userName   = settings.UserName;
            password   = settings.Password;

            String collectionID = request.Inputs["Collection ID"].AsString();
            String variableName = request.Inputs["Variable Name"].AsString();


            //Setup WQL Connection and WMI Management Scope
            WqlConnectionManager connection = CMInterop.connectSCCMServer(SCCMServer, userName, password);

            using (connection)
            {
                CMInterop.deleteSCCMCollectionVariable(connection, variableName, collectionID);

                response.Publish("Variable Name", variableName);
                response.Publish("Collection ID", collectionID);
            }
        }