diff --git a/docker-compose.override.yml b/docker-compose.override.yml
index 41faa3580..8c59298ff 100644
--- a/docker-compose.override.yml
+++ b/docker-compose.override.yml
@@ -59,7 +59,6 @@ services:
   tenantmanager:
     environment:
       - ConnectionString=${ESHOP_AZURE_CATALOG_DB:-Server=sql.data;Database=Microsoft.eShopOnContainers.Services.TenantManagerDb;User Id=sa;Password=Pass@word}
-
     ports:
       - "5115:80"
 
diff --git a/src/BuildingBlocks/EventBus/EventBus/Abstractions/AbstractIntegrationEventHandler.cs b/src/BuildingBlocks/EventBus/EventBus/Abstractions/AbstractIntegrationEventHandler.cs
new file mode 100644
index 000000000..c67e082cf
--- /dev/null
+++ b/src/BuildingBlocks/EventBus/EventBus/Abstractions/AbstractIntegrationEventHandler.cs
@@ -0,0 +1,65 @@
+using System.Threading.Tasks;
+using System;
+using Microsoft.eShopOnContainers.BuildingBlocks.EventBus.Events;
+using System.Net;
+using System.IO;
+using System.Net.Http;
+using Microsoft.eShopOnContainers.BuildingBlocks.EventBus.Abstractions;
+using Microsoft.Extensions.Logging;
+
+namespace Ordering.API.Application.IntegrationEvents.EventHandling
+{
+    public abstract class AbstractIntegrationEventHandler<IIntegrationEvent>
+    {
+        private static String url = @"http://tenantmanager/";
+        private readonly IEventBus _eventBus;
+
+        public async Task<bool> CheckIfCustomised(IntegrationEvent @event)
+        {
+            Boolean result = Get(@event);
+            if (result)
+            {
+                CustomisationEvent customisationEvent = new CustomisationEvent(1, @event);
+                try
+                {
+                    //_logger.LogInformation("----- Publishing integration event: {IntegrationEventId} from {AppName} - ({@IntegrationEvent})", eventMessage.Id, Program.AppName, eventMessage);
+
+                    _eventBus.Publish(customisationEvent);
+                }
+                catch (Exception ex)
+                {
+                    //_logger.LogError(ex, "ERROR Publishing integration event: {IntegrationEventId} from {AppName}", eventMessage.Id, Program.AppName);
+
+                    throw;
+                }
+            }
+
+            return result;
+        }
+
+        private Boolean Get(IntegrationEvent @event)
+        {
+            //TODO return true/false
+            Console.WriteLine("Making API Call...");
+            using (var client = new HttpClient(new HttpClientHandler { AutomaticDecompression = DecompressionMethods.GZip | DecompressionMethods.Deflate }))
+            {
+                client.BaseAddress = new Uri(url);
+                try
+                {
+                    HttpResponseMessage response = client.GetAsync("api/tenants").Result;
+                    response.EnsureSuccessStatusCode();
+                    string result = response.Content.ReadAsStringAsync().Result;
+                    Console.WriteLine("Result: " + result);
+
+                }
+                catch(Exception e)
+                {
+                    Console.WriteLine(e);
+                }
+
+            }
+            return false;
+        }
+    }
+
+}
diff --git a/src/BuildingBlocks/EventBus/EventBus/EventBus.csproj b/src/BuildingBlocks/EventBus/EventBus/EventBus.csproj
index 9704f6ff5..9dc11b510 100644
--- a/src/BuildingBlocks/EventBus/EventBus/EventBus.csproj
+++ b/src/BuildingBlocks/EventBus/EventBus/EventBus.csproj
@@ -9,4 +9,10 @@
     <PackageReference Include="Newtonsoft.Json" Version="11.0.2" />
   </ItemGroup>
 
+  <ItemGroup>
+    <Reference Include="Microsoft.Extensions.Logging.Abstractions">
+      <HintPath>..\..\..\..\..\..\..\..\..\Program Files\dotnet\sdk\NuGetFallbackFolder\microsoft.extensions.logging.abstractions\2.2.0\lib\netstandard2.0\Microsoft.Extensions.Logging.Abstractions.dll</HintPath>
+    </Reference>
+  </ItemGroup>
+
 </Project>
\ No newline at end of file
diff --git a/src/BuildingBlocks/EventBus/EventBus/Events/CustomisationEvent.cs b/src/BuildingBlocks/EventBus/EventBus/Events/CustomisationEvent.cs
new file mode 100644
index 000000000..38b1564a5
--- /dev/null
+++ b/src/BuildingBlocks/EventBus/EventBus/Events/CustomisationEvent.cs
@@ -0,0 +1,18 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace Microsoft.eShopOnContainers.BuildingBlocks.EventBus.Events
+{
+    public class CustomisationEvent : IntegrationEvent
+    {
+        public CustomisationEvent(int tenantId, IntegrationEvent @event)
+        {
+            TenantId = tenantId;
+            this.@event = @event;
+        }
+
+        public int TenantId { get; set; }
+        public IntegrationEvent @event { get; set; }
+    }
+}
diff --git a/src/Services/Ordering/Ordering.API/Application/IntegrationEvents/EventHandling/UserCheckoutAcceptedIntegrationEventHandler.cs b/src/Services/Ordering/Ordering.API/Application/IntegrationEvents/EventHandling/UserCheckoutAcceptedIntegrationEventHandler.cs
index a1452b23c..5782930f3 100644
--- a/src/Services/Ordering/Ordering.API/Application/IntegrationEvents/EventHandling/UserCheckoutAcceptedIntegrationEventHandler.cs
+++ b/src/Services/Ordering/Ordering.API/Application/IntegrationEvents/EventHandling/UserCheckoutAcceptedIntegrationEventHandler.cs
@@ -12,7 +12,7 @@ using System;
 
 namespace Ordering.API.Application.IntegrationEvents.EventHandling
 {
-    public class UserCheckoutAcceptedIntegrationEventHandler : IIntegrationEventHandler<UserCheckoutAcceptedIntegrationEvent>
+    public class UserCheckoutAcceptedIntegrationEventHandler : AbstractIntegrationEventHandler<UserCheckoutAcceptedIntegrationEvent>, IIntegrationEventHandler<UserCheckoutAcceptedIntegrationEvent>
     {
         private readonly IMediator _mediator;
         private readonly ILogger<UserCheckoutAcceptedIntegrationEventHandler> _logger;
@@ -40,41 +40,45 @@ namespace Ordering.API.Application.IntegrationEvents.EventHandling
             {
                 _logger.LogInformation("----- Handling integration event: {IntegrationEventId} at {AppName} - ({@IntegrationEvent})", @event.Id, Program.AppName, @event);
 
-                var result = false;
-
-                if (@event.RequestId != Guid.Empty)
+                var customised = await CheckIfCustomised(@event);
+                if (!customised)
                 {
-                    using (LogContext.PushProperty("IdentifiedCommandId", @event.RequestId))
+                    var result = false;
+
+                    if (@event.RequestId != Guid.Empty)
                     {
-                        var createOrderCommand = new CreateOrderCommand(@event.Basket.Items, @event.UserId, @event.UserName, @event.City, @event.Street,
-                            @event.State, @event.Country, @event.ZipCode,
-                            @event.CardNumber, @event.CardHolderName, @event.CardExpiration,
-                            @event.CardSecurityNumber, @event.CardTypeId);
+                        using (LogContext.PushProperty("IdentifiedCommandId", @event.RequestId))
+                        {
+                            var createOrderCommand = new CreateOrderCommand(@event.Basket.Items, @event.UserId, @event.UserName, @event.City, @event.Street,
+                                @event.State, @event.Country, @event.ZipCode,
+                                @event.CardNumber, @event.CardHolderName, @event.CardExpiration,
+                                @event.CardSecurityNumber, @event.CardTypeId);
 
-                        var requestCreateOrder = new IdentifiedCommand<CreateOrderCommand, bool>(createOrderCommand, @event.RequestId);
+                            var requestCreateOrder = new IdentifiedCommand<CreateOrderCommand, bool>(createOrderCommand, @event.RequestId);
 
-                        _logger.LogInformation(
-                            "----- Sending command: {CommandName} - {IdProperty}: {CommandId} ({@Command})", 
-                            requestCreateOrder.GetGenericTypeName(),
-                            nameof(requestCreateOrder.Id),
-                            requestCreateOrder.Id,
-                            requestCreateOrder);
+                            _logger.LogInformation(
+                                "----- Sending command: {CommandName} - {IdProperty}: {CommandId} ({@Command})",
+                                requestCreateOrder.GetGenericTypeName(),
+                                nameof(requestCreateOrder.Id),
+                                requestCreateOrder.Id,
+                                requestCreateOrder);
 
-                        result = await _mediator.Send(requestCreateOrder);
+                            result = await _mediator.Send(requestCreateOrder);
 
-                        if (result)
-                        {
-                            _logger.LogInformation("----- CreateOrderCommand suceeded - RequestId: {RequestId}", @event.RequestId);
-                        }
-                        else
-                        {
-                            _logger.LogWarning("CreateOrderCommand failed - RequestId: {RequestId}", @event.RequestId);
+                            if (result)
+                            {
+                                _logger.LogInformation("----- CreateOrderCommand suceeded - RequestId: {RequestId}", @event.RequestId);
+                            }
+                            else
+                            {
+                                _logger.LogWarning("CreateOrderCommand failed - RequestId: {RequestId}", @event.RequestId);
+                            }
                         }
                     }
-                }
-                else
-                {
-                    _logger.LogWarning("Invalid IntegrationEvent - RequestId is missing - {@IntegrationEvent}", @event);
+                    else
+                    {
+                        _logger.LogWarning("Invalid IntegrationEvent - RequestId is missing - {@IntegrationEvent}", @event);
+                    }
                 }
             }
         }