diff --git a/xos/helloworldservice/__init__.py b/xos/helloworldservice/__init__.py
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/xos/helloworldservice/__init__.py
diff --git a/xos/helloworldservice/admin.py b/xos/helloworldservice/admin.py
new file mode 100644
index 0000000..3e67855
--- /dev/null
+++ b/xos/helloworldservice/admin.py
@@ -0,0 +1,89 @@
+from django.contrib import admin
+
+from helloworldservice.models import *
+from django import forms
+from django.utils.safestring import mark_safe
+from django.contrib.auth.admin import UserAdmin
+from django.contrib.admin.widgets import FilteredSelectMultiple
+from django.contrib.auth.forms import ReadOnlyPasswordHashField
+from django.contrib.auth.signals import user_logged_in
+from django.utils import timezone
+from django.contrib.contenttypes import generic
+from suit.widgets import LinkedSelect
+from core.admin import ServiceAppAdmin,SliceInline,ServiceAttrAsTabInline, ReadOnlyAwareAdmin, XOSTabularInline, ServicePrivilegeInline, TenantRootTenantInline, TenantRootPrivilegeInline
+from core.middleware import get_request
+
+from functools import update_wrapper
+from django.contrib.admin.views.main import ChangeList
+from django.core.urlresolvers import reverse
+from django.contrib.admin.utils import quote
+
+class HelloWorldServiceAdmin(ReadOnlyAwareAdmin):
+    model = HelloWorldService
+    verbose_name = "Hello World Service"
+    verbose_name_plural = "Hello World Service"
+    list_display = ("backend_status_icon", "name", "enabled")
+    list_display_links = ('backend_status_icon', 'name', )
+    fieldsets = [(None, {'fields': ['backend_status_text', 'name','enabled','versionNumber', 'description',"view_url","icon_url" ], 'classes':['suit-tab suit-tab-general']})]
+    readonly_fields = ('backend_status_text', )
+    inlines = [SliceInline,ServiceAttrAsTabInline,ServicePrivilegeInline]
+
+    extracontext_registered_admins = True
+
+    user_readonly_fields = ["name", "enabled", "versionNumber", "description"]
+
+    suit_form_tabs =(('general', 'Hello World Service Details'),
+        ('administration', 'Administration'),
+        ('slices','Slices'),
+        ('serviceattrs','Additional Attributes'),
+        ('serviceprivileges','Privileges'),
+    )
+
+    suit_form_includes = (('helloworldserviceadmin.html', 'top', 'administration'),
+                           )
+    def queryset(self, request):
+        return HelloWorldService.get_service_objects_by_user(request.user)
+
+class HelloWorldTenantForm(forms.ModelForm):
+    creator = forms.ModelChoiceField(queryset=User.objects.all())
+    display_message = forms.CharField(required=False)
+    def __init__(self,*args,**kwargs):
+        super (HelloWorldTenantForm,self ).__init__(*args,**kwargs)
+        self.fields['kind'].widget.attrs['readonly'] = True
+        self.fields['provider_service'].queryset = HelloWorldService.get_service_objects().all()
+        if self.instance:
+            # fields for the attributes
+            self.fields['creator'].initial = self.instance.creator
+	    self.fields['display_message'].initial = self.instance.display_message
+        if (not self.instance) or (not self.instance.pk):
+            # default fields for an 'add' form
+            self.fields['kind'].initial = HELLO_WORLD_KIND
+            self.fields['creator'].initial = get_request().user
+            if HelloWorldService.get_service_objects().exists():
+               self.fields["provider_service"].initial = HelloWorldService.get_service_objects().all()[0]
+
+
+    def save(self, commit=True):
+        self.instance.creator = self.cleaned_data.get("creator")
+	self.instance.display_message = self.cleaned_data.get("display_message")
+        return super(HelloWorldTenantForm, self).save(commit=commit)
+
+    class Meta:
+        model = HelloWorldTenant
+
+class HelloWorldTenantAdmin(ReadOnlyAwareAdmin):
+    list_display = ('backend_status_icon', 'id', )
+    list_display_links = ('backend_status_icon', 'id')
+    fieldsets = [ (None, {'fields': ['backend_status_text', 'kind', 'provider_service', 'service_specific_attribute',
+                                     'instance', 'creator', 'display_message'],
+                          'classes':['suit-tab suit-tab-general']})]
+    readonly_fields = ('backend_status_text', 'instance', 'service_specific_attribute', )
+    form = HelloWorldTenantForm
+
+    suit_form_tabs = (('general','Details'),)
+
+    def queryset(self, request):
+        return HelloWorldTenant.get_tenant_objects_by_user(request.user)
+
+admin.site.register(HelloWorldService, HelloWorldServiceAdmin)
+admin.site.register(HelloWorldTenant, HelloWorldTenantAdmin)
diff --git a/xos/helloworldservice/models.py b/xos/helloworldservice/models.py
new file mode 100644
index 0000000..eeffbaf
--- /dev/null
+++ b/xos/helloworldservice/models.py
@@ -0,0 +1,59 @@
+from django.db import models
+from core.models import Service, PlCoreBase, Slice, Instance, Tenant, TenantWithContainer, Node, Image, User, Flavor, Subscriber
+from core.models.plcorebase import StrippedCharField
+import os
+from django.db import models, transaction
+from django.forms.models import model_to_dict
+from django.db.models import Q
+from operator import itemgetter, attrgetter, methodcaller
+import traceback
+from xos.exceptions import *
+from core.models import SlicePrivilege, SitePrivilege
+from sets import Set
+from core.models.plcorebase import StrippedCharField
+
+
+HELLO_WORLD_KIND = "helloworldservice"
+
+class HelloWorldService(Service):
+    KIND = HELLO_WORLD_KIND
+
+    class Meta:
+	proxy = True
+        app_label = "helloworldservice"
+        verbose_name = "Hello World Service"
+
+class HelloWorldTenant(TenantWithContainer):
+    class Meta:
+        proxy = True
+
+    KIND = HELLO_WORLD_KIND
+    default_attributes = {'display_message': 'Hello World!'}
+    def __init__(self, *args, **kwargs):
+        hello_world_service_services = HelloWorldService.get_service_objects().all()
+        if hello_world_service_services:
+            self._meta.get_field("provider_service").default = hello_world_service_services[0].id
+        super(HelloWorldTenant, self).__init__(*args, **kwargs)
+
+    def save(self, *args, **kwargs):
+        if not self.creator:
+            if not getattr(self, "caller", None):
+                # caller must be set when creating a vCPE since it creates a slice
+                raise XOSProgrammingError("HelloWorldTennant's self.caller was not set")
+            self.creator = self.caller
+            if not self.creator:
+                raise XOSProgrammingError("HelloWorldTennant's self.creator was not set")
+
+        super(HelloWorldTenant, self).save(*args, **kwargs)
+
+    def delete(self, *args, **kwargs):
+        self.cleanup_container()
+        super(HelloWorldTenant, self).delete(*args, **kwargs)
+
+    @property
+    def display_message(self):
+	return self.get_attribute("display_message", self.default_attributes['display_message'])
+
+    @display_message.setter
+    def display_message(self, value):
+        self.set_attribute("display_message", value)
diff --git a/xos/helloworldservice/templates/helloworldserviceadmin.html b/xos/helloworldservice/templates/helloworldserviceadmin.html
new file mode 100644
index 0000000..eb8ec35
--- /dev/null
+++ b/xos/helloworldservice/templates/helloworldserviceadmin.html
@@ -0,0 +1,5 @@
+<div class = "left-nav">
+<ul>
+<li><a href="/admin/helloworldservice/helloworldtenant/">Hello World Tenants</a></li>
+</ul>
+</div>
diff --git a/xos/observers/helloworldservice/helloworldservice-observer.py b/xos/observers/helloworldservice/helloworldservice-observer.py
new file mode 100755
index 0000000..d6a71ff
--- /dev/null
+++ b/xos/observers/helloworldservice/helloworldservice-observer.py
@@ -0,0 +1,11 @@
+#!/usr/bin/env python
+
+# This imports and runs ../../xos-observer.py
+
+import importlib
+import os
+import sys
+observer_path = os.path.join(os.path.dirname(os.path.realpath(__file__)),"../..")
+sys.path.append(observer_path)
+mod = importlib.import_module("xos-observer")
+mod.main()
diff --git a/xos/observers/helloworldservice/helloworldservice_config b/xos/observers/helloworldservice/helloworldservice_config
new file mode 100644
index 0000000..39dacbe
--- /dev/null
+++ b/xos/observers/helloworldservice/helloworldservice_config
@@ -0,0 +1,47 @@
+[plc]
+name=plc
+deployment=plc
+
+[db]
+name=xos
+user=postgres
+password=password
+host=localhost
+port=5432
+
+[api]
+host=localhost
+port=8000
+ssl_key=None
+ssl_cert=None
+ca_ssl_cert=None
+ratelimit_enabled=0
+omf_enabled=0
+mail_support_address=support@localhost
+nova_enabled=True
+logfile=/var/log/xos.log
+
+[nova]
+admin_user=admin@domain.com
+admin_password=admin
+admin_tenant=admin
+url=http://localhost:5000/v2.0/
+default_image=None
+default_flavor=m1.small
+default_security_group=default
+ca_ssl_cert=/etc/ssl/certs/ca-certificates.crt
+
+[observer]
+pretend=False
+backoff_disabled=False
+images_directory=/opt/xos/images
+dependency_graph=/opt/xos/model-deps
+logfile=/var/log/xos_backend.log
+steps_dir=/opt/xos/observers/helloworldservice/steps
+save_ansible_output=True
+
+[gui]
+disable_minidashboard=True
+#branding_name=CORD
+#branding_css=/static/cord.css
+#branding_icon=/static/onos-logo.png
diff --git a/xos/observers/helloworldservice/model-deps b/xos/observers/helloworldservice/model-deps
new file mode 100644
index 0000000..63188f0
--- /dev/null
+++ b/xos/observers/helloworldservice/model-deps
@@ -0,0 +1,19 @@
+{
+    "OriginServer": [
+        "ContentProvider"
+    ], 
+    "ContentProvider": [
+        "ServiceProvider"
+    ], 
+    "CDNPrefix": [
+        "ContentProvider"
+    ], 
+    "AccessMap": [
+        "ContentProvider"
+    ], 
+    "SiteMap": [
+        "ContentProvider", 
+        "ServiceProvider", 
+        "CDNPrefix"
+    ]
+}
diff --git a/xos/observers/helloworldservice/run.sh b/xos/observers/helloworldservice/run.sh
new file mode 100755
index 0000000..7b0ca1e
--- /dev/null
+++ b/xos/observers/helloworldservice/run.sh
@@ -0,0 +1,2 @@
+export XOS_DIR=/opt/xos
+python helloworldservice-observer.py  -C $XOS_DIR/observers/helloworldservice/helloworldservice_config
diff --git a/xos/observers/helloworldservice/start.sh b/xos/observers/helloworldservice/start.sh
new file mode 100755
index 0000000..ad83332
--- /dev/null
+++ b/xos/observers/helloworldservice/start.sh
@@ -0,0 +1,2 @@
+export XOS_DIR=/opt/xos
+python helloworldservice-observer.py  -C $XOS_DIR/observers/helloworldservice/helloworldservice_observer_config
diff --git a/xos/observers/helloworldservice/steps/sync_helloworldtenant.py b/xos/observers/helloworldservice/steps/sync_helloworldtenant.py
new file mode 100644
index 0000000..268f204
--- /dev/null
+++ b/xos/observers/helloworldservice/steps/sync_helloworldtenant.py
@@ -0,0 +1,33 @@
+import os
+import sys
+import base64
+from django.db.models import F, Q
+from xos.config import Config
+from observer.syncstep import SyncStep
+from helloworldservice.models import HelloWorldService,HelloWorldTenant
+from observers.base.SyncInstanceUsingAnsible import SyncInstanceUsingAnsible
+from util.logger import Logger, logging
+
+parentdir = os.path.join(os.path.dirname(__file__),"..")
+sys.path.insert(0,parentdir)
+
+logger = Logger(level=logging.INFO)
+
+class SyncHelloWorldServiceTenant(SyncStep):
+    provides=[HelloWorldTenant]
+    observes=HelloWorldTenant
+    requested_interval=1
+
+    def sync_record(self, record):
+        logger.info("Syncing helloworldtenant");
+        open('log','a').write(record.display_message + '\n');
+	service = HelloWorldService.get_service_objects().filter(id = record.provider_service.id)[0];
+	for slice in service.slices.all():
+		open('log','a').write("got a slice" + '\n');
+		for instance in slice.instances.all():
+            		open('log','a').write("got an instance" + '\n');
+            		instance.userData = "packages:\n  - apache2\nruncmd:\n  - update-rc.d apache2 enable\n  - service apache2 start\nwrite_files:\n-   content: Hello %s\n    path: /var/www/html/hello.txt"%record.display_message
+            		instance.save();
+
+    def delete_record(self, m):
+        return
diff --git a/xos/observers/helloworldservice/stop.sh b/xos/observers/helloworldservice/stop.sh
new file mode 100755
index 0000000..8a6f727
--- /dev/null
+++ b/xos/observers/helloworldservice/stop.sh
@@ -0,0 +1 @@
+pkill -9 -f helloworldservice-observer.py
diff --git a/xos/scripts/opencloud b/xos/scripts/opencloud
index b936ce3..a34b674 100755
--- a/xos/scripts/opencloud
+++ b/xos/scripts/opencloud
@@ -147,6 +147,7 @@
     python ./manage.py makemigrations syndicate_storage
     python ./manage.py makemigrations cord
     python ./manage.py makemigrations ceilometer
+    python ./manage.py makemigrations helloworldservice
     python ./manage.py makemigrations onos
     #python ./manage.py makemigrations servcomp
 }
diff --git a/xos/xos/settings.py b/xos/xos/settings.py
index 3e64d15..d7ec5e7 100644
--- a/xos/xos/settings.py
+++ b/xos/xos/settings.py
@@ -9,7 +9,7 @@
 GEOIP_PATH = "/usr/share/GeoIP"
 XOS_DIR = "/opt/xos"
  
-DEBUG = False 
+DEBUG = True 
 TEMPLATE_DEBUG = DEBUG
 
 ADMINS = (
@@ -154,6 +154,7 @@
     'core',
     'hpc',
     'cord',
+    'helloworldservice',
     'services.onos',
     'ceilometer',
     'requestrouter',