diff --git a/odatareceptionist/procedures/PrintQueueUpdate.hdbprocedure b/odatareceptionist/procedures/PrintQueueUpdate.hdbprocedure
new file mode 100644
index 0000000..1829a65
--- /dev/null
+++ b/odatareceptionist/procedures/PrintQueueUpdate.hdbprocedure
@@ -0,0 +1,84 @@
+--
+--   Copyright 2016 SAP Mentors
+--
+--   Licensed under the Apache License, Version 2.0 (the "License");
+--   you may not use this file except in compliance with the License.
+--   You may obtain a copy of the License at
+--
+--       http://www.apache.org/licenses/LICENSE-2.0
+--
+--   Unless required by applicable law or agreed to in writing, software
+--   distributed under the License is distributed on an "AS IS" BASIS,
+--   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+--   See the License for the specific language governing permissions and
+--   limitations under the License.
+--
+PROCEDURE "SITREG"."com.sap.sapmentors.sitreg.odatareceptionist.procedures::PrintQueueUpdate" ( 
+    IN inrow  "SITREG"."com.sap.sapmentors.sitreg.data::SITreg.PrintQueue",
+    IN oldrow "SITREG"."com.sap.sapmentors.sitreg.data::SITreg.PrintQueue",
+    OUT error "SITREG"."com.sap.sapmentors.sitreg.data::SITreg.error"
+)
+   LANGUAGE SQLSCRIPT
+   SQL SECURITY DEFINER
+   DEFAULT SCHEMA SITREG
+   AS
+BEGIN
+
+	DECLARE lv_Count             INT;
+
+	DECLARE lv_ParticipantID     STRING;
+	DECLARE lv_EventID           STRING;
+	DECLARE lv_FirstName         STRING;
+    DECLARE lv_LastName          STRING;
+    DECLARE lv_Twitter           STRING;
+    DECLARE lv_PrintStatus       STRING; -- Q = queued, S = sent, P = printed
+    DECLARE lv_CreatedBy         STRING;
+    DECLARE lv_CreatedAt         STRING;
+    DECLARE lv_ChangedBy         STRING;
+    DECLARE lv_ChangedAt         STRING;
+
+	DECLARE lv_PrintStatus_tmp   STRING;
+
+    DECLARE lv_msg               STRING;
+    
+	SELECT * INTO lv_ParticipantID
+                , lv_EventID
+                , lv_FirstName
+                , lv_LastName
+                , lv_Twitter
+                , lv_PrintStatus
+                , lv_CreatedBy
+                , lv_CreatedAt
+                , lv_ChangedBy
+                , lv_ChangedAt
+        FROM :inrow;
+
+    SELECT "PrintStatus"
+      INTO lv_PrintStatus_tmp
+      FROM "com.sap.sapmentors.sitreg.data::SITreg.PrintQueue"
+      WHERE "ParticipantID" = lv_ParticipantID;
+
+    IF lv_PrintStatus_tmp <> '' THEN
+        IF lv_PrintStatus_tmp = 'S' THEN
+            IF lv_PrintStatus = 'P' THEN
+                UPDATE "com.sap.sapmentors.sitreg.data::SITreg.PrintQueue"
+                  SET   "PrintStatus"       = lv_PrintStatus
+                      , "History.ChangedBy" = CURRENT_USER
+                      , "History.ChangedAt" = CURRENT_TIMESTAMP
+                  WHERE "ParticipantID" = lv_ParticipantID;
+            ELSE
+                error = select 400 as http_status_code, 
+                    'Update failed' error_message, 
+                    'Status can only be set to printed' detail from dummy;
+            END IF;
+        ELSE
+            error = select 400 as http_status_code, 
+                'Update failed' error_message, 
+                'Entry is not is status sent' detail from dummy;
+        END IF;
+    ELSE
+        error = select 400 as http_status_code, 
+            'Update failed' error_message, 
+            'Entry does not exist' detail from dummy;
+    END IF;
+END
\ No newline at end of file
diff --git a/odatareceptionist/service.xsodata b/odatareceptionist/service.xsodata
index 690cd93..c2be72c 100644
--- a/odatareceptionist/service.xsodata
+++ b/odatareceptionist/service.xsodata
@@ -20,7 +20,8 @@ service  {
     "com.sap.sapmentors.sitreg.odataparticipant.procedures::EventsRead" as "Events" key ("ID")
         navigates ("Event_Ticket"              as "Tickets", 
                    "Event_Participants"        as "Participants", 
-                   "Event_RegistrationNumbers" as "RegistrationNumbers")
+                   "Event_RegistrationNumbers" as "RegistrationNumbers",
+                   "Event_PrintQueue"          as "PrintQueue")
     create forbidden 
     update forbidden
     delete forbidden;
@@ -32,12 +33,18 @@ service  {
     update forbidden
     delete forbidden;
 
+    association "Event_Participants" principal "Events"("ID") multiplicity "1"
+        dependent "Participants"("EventID") multiplicity "*";
+
     // Read RegistrationNumbers from View to restrict fields that can be read
     "com.sap.sapmentors.sitreg.odataparticipant.procedures::RegistrationNumbersRead" as "RegistrationNumbers" key ("EventID")
     create forbidden 
     update forbidden
     delete forbidden;
 
+    association "Event_RegistrationNumbers" principal "Events"("ID") multiplicity "1"
+        dependent "RegistrationNumbers"("EventID") multiplicity "1";
+
     // Read Ticket from View to restrict fields that can be read
     "com.sap.sapmentors.sitreg.odatareceptionist.procedures::TicketRead" as "Ticket" key ("ParticipantID")
     create forbidden 
@@ -46,10 +53,13 @@ service  {
     
     association "Event_Ticket" principal "Events"("ID") multiplicity "1"
         dependent "Ticket"("EventID") multiplicity "*";
-    association "Event_Participants" principal "Events"("ID") multiplicity "1"
-        dependent "Participants"("EventID") multiplicity "*";
-    association "Event_RegistrationNumbers" principal "Events"("ID") multiplicity "1"
-        dependent "RegistrationNumbers"("EventID") multiplicity "1";
     association "Participant_Ticket" principal "Participants"("ID") multiplicity "1"
         dependent "Ticket"("ParticipantID") multiplicity "1"; 
+    // Read PrintQueue
+    "com.sap.sapmentors.sitreg.data::SITreg.PrintQueue" as "PrintQueue"
+    create forbidden
+    update using "com.sap.sapmentors.sitreg.odatareceptionist.procedures::PrintQueueUpdate"
+    delete forbidden;   
+    association "Event_PrintQueue" principal "Events"("ID") multiplicity "1"
+        dependent "PrintQueue"("EventID") multiplicity "*";
 }
\ No newline at end of file
diff --git a/roles/receptionist.hdbrole b/roles/receptionist.hdbrole
index 24ad962..da96b36 100644
--- a/roles/receptionist.hdbrole
+++ b/roles/receptionist.hdbrole
@@ -6,4 +6,5 @@ role com.sap.sapmentors.sitreg.roles::receptionist {
     sql object com.sap.sapmentors.sitreg.odatareceptionist.procedures::TicketRead: SELECT;
     sql object com.sap.sapmentors.sitreg.odatareceptionist.procedures::TicketCheck: EXECUTE;
     sql object com.sap.sapmentors.sitreg.odatareceptionist.procedures::TicketUpdate: EXECUTE;
+    sql object com.sap.sapmentors.sitreg.data::SITreg.PrintQueue: SELECT, UPDATE;
 }