diff --git a/src/azure-iot-edge-installer.sh b/src/azure-iot-edge-installer.sh
index c7672a3..8f5bf5b 100644
--- a/src/azure-iot-edge-installer.sh
+++ b/src/azure-iot-edge-installer.sh
@@ -63,7 +63,7 @@ function download_bash_script() {
 }
 
 # script
-printf "Running azure-iot-edge-installer.sh\n" > /dev/stdout
+printf "Welcome to azure-iot-edge-installer\n" > /dev/stdout
 
 # if helper scripts dont exist, fetch via wget 
 if [ -d "iot-edge-installer" ];
@@ -102,7 +102,7 @@ if [[ ${#@} > 0 && ${#parsed_cmds[*]} == 0 ]];
 then
     array=("$*")
     echo Unknown argument "${array[*]}"
-    echo Usage
+    echo "Usage: sudo ./azure-iot-edge-installer.sh -s <IDScope> -r <RegistrationID> -k <Symmetric Key>"
     exit 1
 fi
 
@@ -111,7 +111,7 @@ then
     echo Missing argument
     echo     defined: "'"${!parsed_cmds[@]}"'"
     echo     given: "'"${parsed_cmds[@]}"'"
-    echo Usage
+    echo "Usage: sudo ./azure-iot-edge-installer.sh -s <IDScope> -r <RegistrationID> -k <Symmetric Key>"
     exit 1
 fi
 
diff --git a/src/validate-post-install.sh b/src/validate-post-install.sh
index b77ac9b..f79dc21 100644
--- a/src/validate-post-install.sh
+++ b/src/validate-post-install.sh
@@ -44,9 +44,9 @@ function validate_post_install() {
                                  "aziot-certd"
                                  "aziot-tpmd")
 
-    for i in "${iotedge_services[@]}"
+    for service_name in "${iotedge_services[@]}"
     do
-        is_service_running ${iotedge_services[$i]} "$status"
+        is_service_running $service_name "$status"
     done
 
     log_info "Post install validation completed."
diff --git a/tests/e2e-tests/test-devicestate.sh b/tests/e2e-tests/test-devicestate.sh
index f7a2d32..4b2f074 100644
--- a/tests/e2e-tests/test-devicestate.sh
+++ b/tests/e2e-tests/test-devicestate.sh
@@ -1,4 +1,8 @@
 #!/usr/bin/env bash
+
+# Copyright (c) Microsoft Corporation.
+# Licensed under the MIT License.
+
 ###################################### 
 # test-devicestate
 # 
@@ -127,10 +131,14 @@ scope_id=$(jq -r '.idScope' <<< "$creds")
 primary_key=$(jq -r '.symmetricKey.primaryKey' <<< "$creds")
 
 echo Run the Azure IoT Edge Installer
-wget https://github.com/Azure/iot-edge-config/releases/latest/download/azure-iot-edge-installer.sh \
-&& chmod +x azure-iot-edge-installer.sh \
-&& ./azure-iot-edge-installer.sh \
-&& rm -rf azure-iot-edge-installer.sh
+#wget -O azure-iot-edge-installer.sh https://github.com/Azure/iot-edge-config/releases/latest/download/azure-iot-edge-installer.sh \
+cd ./../../src
+chmod +x azure-iot-edge-installer.sh
+sudo LOCAL_E2E=1 ./azure-iot-edge-installer.sh --scope-id "$scope_id" --registration-id "$device_id" --symmetric-key "$primary_key"
+rm -rf azure-iot-edge-installer.sh
+
+# give 2 mins for changes to propagate to central app
+sleep 120
 
 # device state should be provisioned after running the script
 out=$(curl -X GET -H "Authorization:$apiToken" https://${centralapp_name}.azureiotcentral.com/api/preview/devices/${device_id})
@@ -143,10 +151,10 @@ then
     echo "Error: Device must be provisioned. Exit."; 
 else
     echo "Device is provisioned as expected. Success."; 
-    $test_result=0 # success
+    test_result=0 # success
 fi;
 
 # Clean up
 cleanup "$armToken" "$apiToken" "$device_id" "$token_id" "$rg" "$centralapp_name"
-echo test_result: $test_result
+
 exit $test_result
diff --git a/tests/perf_tests.sh b/tests/perf_tests.sh
index 0599e1c..90d40a1 100644
--- a/tests/perf_tests.sh
+++ b/tests/perf_tests.sh
@@ -1,5 +1,8 @@
 #!/usr/bin/env bash
 
+# Copyright (c) Microsoft Corporation.
+# Licensed under the MIT License.
+
 ###################################### 
 # perf_tests
 #
diff --git a/tests/send_one_message_to_iot_hub_device.py b/tests/send_one_message_to_iot_hub_device.py
index c1ed405..94305b2 100644
--- a/tests/send_one_message_to_iot_hub_device.py
+++ b/tests/send_one_message_to_iot_hub_device.py
@@ -1,5 +1,8 @@
 #!/usr/bin/env python3
 
+# Copyright (c) Microsoft Corporation.
+# Licensed under the MIT License.
+
 import argparse
 import sys
 
diff --git a/tests/test_utils.sh b/tests/test_utils.sh
index 6515e11..cea2f2a 100644
--- a/tests/test_utils.sh
+++ b/tests/test_utils.sh
@@ -1,5 +1,8 @@
 #!/usr/bin/env bash
 
+# Copyright (c) Microsoft Corporation.
+# Licensed under the MIT License.
+
 if command -v tput &>/dev/null && tty -s; then
   RED=$(tput setaf 1)
   GREEN=$(tput setaf 2)
diff --git a/tests/track_duration.sh b/tests/track_duration.sh
index 738caf5..c7a6b38 100644
--- a/tests/track_duration.sh
+++ b/tests/track_duration.sh
@@ -1,5 +1,8 @@
 #!/usr/bin/env bash
 
+# Copyright (c) Microsoft Corporation.
+# Licensed under the MIT License.
+
 ###################################### 
 # track_duration
 #
diff --git a/tests/unit-tests/test-cmd-parser.sh b/tests/unit-tests/test-cmd-parser.sh
index aa67f17..e551c08 100644
--- a/tests/unit-tests/test-cmd-parser.sh
+++ b/tests/unit-tests/test-cmd-parser.sh
@@ -1,5 +1,8 @@
 #!/usr/bin/env bash
 
+# Copyright (c) Microsoft Corporation.
+# Licensed under the MIT License.
+
 # import utils.sh
 source ../../src/utils.sh
 
diff --git a/tests/unit-tests/test-install-container-management.sh b/tests/unit-tests/test-install-container-management.sh
deleted file mode 100644
index fa2fcac..0000000
--- a/tests/unit-tests/test-install-container-management.sh
+++ /dev/null
@@ -1,2 +0,0 @@
-#script 
-echo "Running test-install-container-management.sh"
\ No newline at end of file
diff --git a/tests/unit-tests/test-install-edge-runtime.sh b/tests/unit-tests/test-install-edge-runtime.sh
deleted file mode 100644
index 472f327..0000000
--- a/tests/unit-tests/test-install-edge-runtime.sh
+++ /dev/null
@@ -1,2 +0,0 @@
-#script to install edge runtime 1.2
-echo "Running test-install-edge-runtime.sh"
\ No newline at end of file
diff --git a/tests/unit-tests/test-logger.sh b/tests/unit-tests/test-logger.sh
index aa47e8e..7eb92ff 100644
--- a/tests/unit-tests/test-logger.sh
+++ b/tests/unit-tests/test-logger.sh
@@ -1,5 +1,8 @@
 #!/usr/bin/env bash
 
+# Copyright (c) Microsoft Corporation.
+# Licensed under the MIT License.
+
 exec 3>&1
 
 # bring in the utils library
diff --git a/tests/unit-tests/test-validate-post-install.sh b/tests/unit-tests/test-validate-post-install.sh
index 341a25e..19f4fe1 100644
--- a/tests/unit-tests/test-validate-post-install.sh
+++ b/tests/unit-tests/test-validate-post-install.sh
@@ -1,7 +1,11 @@
 #!/usr/bin/env bash
 
-source src/validate-post-install.sh
-source tests/test_utils.sh
+# Copyright (c) Microsoft Corporation.
+# Licensed under the MIT License.
+
+source ../../src/utils.sh
+source ../../src/validate-post-install.sh
+source ../test_utils.sh
 
 test_service_running() {
     is_service_running "servicenameA" "servicenameA Running"
@@ -28,6 +32,11 @@ test_service_casesensitive() {
     assert_eq 0 $?
 }
 
+test_service_casesensitive() {
+    is_service_running "servicenameA" "servicenameA ruNNing"
+    assert_eq 0 $?
+}
+
 # run tests
 test_service_running
 test_service_ready
diff --git a/tests/unit-tests/test-validate-tier1-os.sh b/tests/unit-tests/test-validate-tier1-os.sh
index 1aa880a..3e10440 100644
--- a/tests/unit-tests/test-validate-tier1-os.sh
+++ b/tests/unit-tests/test-validate-tier1-os.sh
@@ -1,7 +1,11 @@
 #!/usr/bin/env bash
 
-source src/validate-tier1-os.sh
-source tests/test_utils.sh
+# Copyright (c) Microsoft Corporation.
+# Licensed under the MIT License.
+
+source ../../src/utils.sh
+source ../../src/validate-tier1-os.sh
+source ../test_utils.sh
 
 test_ubuntu1804() {
     ID="ubuntu"
diff --git a/vsts_ci/azure-pipelines-e2e.yml b/vsts_ci/azure-pipelines-e2e.yml
index 0a86011..72734c9 100644
--- a/vsts_ci/azure-pipelines-e2e.yml
+++ b/vsts_ci/azure-pipelines-e2e.yml
@@ -1,46 +1,49 @@
-# Starter pipeline
-# Start with a minimal pipeline that you can customize to build and deploy your code.
-# Add steps that build, run tests, deploy, and more:
-# https://aka.ms/yaml
-
-trigger:
-- main
-
-stages:
-- stage: E2ETest
-  displayName: E2E Tests
-  jobs:
-  - job: SetupScript
-    steps:
-    - script: |
-        sudo apt update
-        sudo apt install jq
-      displayName: 'Install jq'
-    - task: AzureCLI@2
-      inputs:
-        azureSubscription: 'Connection to Pipeline resources for IoT Edge Config'
-        scriptType: 'bash'
-        scriptLocation: 'inlineScript'
-        inlineScript: |
-          az upgrade
-          az extension add --name azure-iot
-          az --version
-          az account set -s $(AzureSubscriptionId)
-      displayName: 'Set Azure resources'
-    
-  - job: LinuxE2ETests
-    pool:
-      vmImage: ubuntu-18.04
-    steps: 
-    - template: continuous-e2e.yml
-    dependsOn: SetupScript
-    condition: succeeded()
-
-  - job: RaspberryPiE2ETests
-    pool:
-      vmImage: ubuntu-latest
-    steps:
-    - template: continuous-e2e.yml
-    dependsOn: SetupScript
-    condition: succeeded()
-  
+# Copyright (c) Microsoft Corporation.
+# Licensed under the MIT License.
+
+# Starter pipeline
+# Start with a minimal pipeline that you can customize to build and deploy your code.
+# Add steps that build, run tests, deploy, and more:
+# https://aka.ms/yaml
+
+trigger:
+- main
+
+stages:
+- stage: E2ETest
+  displayName: E2E Tests
+  jobs:
+  - job: SetupScript
+    steps:
+    - script: |
+        sudo apt update
+        sudo apt install jq
+      displayName: 'Install jq'
+    - task: AzureCLI@2
+      inputs:
+        azureSubscription: 'Connection to Pipeline resources for IoT Edge Config'
+        scriptType: 'bash'
+        scriptLocation: 'inlineScript'
+        inlineScript: |
+          az upgrade
+          az extension add --name azure-iot
+          az --version
+          az account set -s $(AzureSubscriptionId)
+      displayName: 'Set Azure resources'
+    
+  - job: LinuxE2ETests
+    pool:
+      vmImage: ubuntu-18.04
+    steps: 
+    - template: continuous-e2e.yml
+    dependsOn: SetupScript
+    condition: succeeded()
+
+  - job: RaspberryPiE2ETests
+    pool:
+      vmImage: ubuntu-18.04
+    steps:
+    - template: continuous-e2e.yml
+    dependsOn: SetupScript
+    condition: succeeded()
+  
diff --git a/vsts_ci/azure-pipelines-perf.yml b/vsts_ci/azure-pipelines-perf.yml
index 8ab8c2b..91aa7d4 100644
--- a/vsts_ci/azure-pipelines-perf.yml
+++ b/vsts_ci/azure-pipelines-perf.yml
@@ -1,46 +1,49 @@
-# Starter pipeline
-# Start with a minimal pipeline that you can customize to build and deploy your code.
-# Add steps that build, run tests, deploy, and more:
-# https://aka.ms/yaml
-
-trigger:
-- main
-
-stages:
-- stage: PERFTests
-  displayName: Performance Tests
-  jobs:
-  - job: SetupScript
-    steps:
-    - script: |
-        sudo apt update
-        sudo apt install jq
-      displayName: 'Install jq'
-    - task: AzureCLI@2
-      inputs:
-        azureSubscription: 'Connection to Pipeline resources for IoT Edge Config'
-        scriptType: 'bash'
-        scriptLocation: 'inlineScript'
-        inlineScript: |
-          az config set extension.use_dynamic_install=yes_without_prompt
-          az extension add --name azure-iot
-          az --version
-          az account set -s $(AzureSubscriptionId)
-      displayName: 'Set Azure resources'
-
-  - job: LinuxPerfTests
-    pool:
-      vmImage: ubuntu-18.04
-    steps: 
-    - template: continuous-perf.yml
-    dependsOn: SetupScript
-    condition: succeeded()
-
-  - job: RaspberryPiPerfTests
-    pool:
-      vmImage: ubuntu-latest
-    steps:
-    - template: continuous-perf.yml
-    dependsOn: SetupScript
-    condition: succeeded()
-  
+# Copyright (c) Microsoft Corporation.
+# Licensed under the MIT License.
+
+# Starter pipeline
+# Start with a minimal pipeline that you can customize to build and deploy your code.
+# Add steps that build, run tests, deploy, and more:
+# https://aka.ms/yaml
+
+trigger:
+- main
+
+stages:
+- stage: PERFTests
+  displayName: Performance Tests
+  jobs:
+  - job: SetupScript
+    steps:
+    - script: |
+        sudo apt update
+        sudo apt install jq
+      displayName: 'Install jq'
+    - task: AzureCLI@2
+      inputs:
+        azureSubscription: 'Connection to Pipeline resources for IoT Edge Config'
+        scriptType: 'bash'
+        scriptLocation: 'inlineScript'
+        inlineScript: |
+          az config set extension.use_dynamic_install=yes_without_prompt
+          az extension add --name azure-iot
+          az --version
+          az account set -s $(AzureSubscriptionId)
+      displayName: 'Set Azure resources'
+
+  - job: LinuxPerfTests
+    pool:
+      vmImage: ubuntu-18.04
+    steps: 
+    - template: continuous-perf.yml
+    dependsOn: SetupScript
+    condition: succeeded()
+
+  - job: RaspberryPiPerfTests
+    pool:
+      vmImage: ubuntu-latest
+    steps:
+    - template: continuous-perf.yml
+    dependsOn: SetupScript
+    condition: succeeded()
+  
diff --git a/vsts_ci/azure-pipelines.yml b/vsts_ci/azure-pipelines.yml
index 58c5981..92da572 100644
--- a/vsts_ci/azure-pipelines.yml
+++ b/vsts_ci/azure-pipelines.yml
@@ -1,53 +1,51 @@
-# Starter pipeline
-# Start with a minimal pipeline that you can customize to build and deploy your code.
-# Add steps that build, run tests, deploy, and more:
-# https://aka.ms/yaml
-
-trigger:
-- main
-
-stages:
-- stage: UnitTest
-  displayName: Unit Tests
-  jobs:
-  - job: SetupScript
-    steps:
-    - script: echo Hello, world!
-      displayName: 'Run a one-line script'
-  
-  - job: LinuxUnitTests
-    pool:
-      vmImage: ubuntu-18.04
-    steps: 
-    - template: linux/continuous-linux.yml
-
-  - job: RaspberryPiUnitTests
-    pool:
-      vmImage: ubuntu-latest
-    steps:
-    - template: raspi/continuous-raspi.yml
-
-  - job: GithubRelease
-    dependsOn:
-      - LinuxUnitTests
-      - RaspberryPiUnitTests
-    condition: and(succeeded('LinuxUnitTests'), succeeded('RaspberryPiUnitTests')) 
-    steps:
-    - script: |  
-        mkdir dest
-        cp src/*.sh dest/
-      displayName: Create dest/ directory
-    - task: GitHubRelease@1
-      displayName: 'GitHub release (create) RC'
-      inputs:
-        gitHubConnection: 'github.com_cindydeng1998'
-        tagPattern: '^v?[0-9]+\.[0-9]+\.[0-9]+-rc[0-9]+$'
-        assets: 'dest/*.sh'
-        isDraft: true
-    - task: GitHubRelease@1
-      displayName: 'GitHub release (create)'
-      inputs:
-        gitHubConnection: 'github.com_cindydeng1998'
-        tagPattern: '^v?[0-9]+\.[0-9]+\.[0-9]+$'
-        assets: 'dest/*.sh'
+# Copyright (c) Microsoft Corporation.
+# Licensed under the MIT License.
+
+# Starter pipeline
+# Start with a minimal pipeline that you can customize to build and deploy your code.
+# Add steps that build, run tests, deploy, and more:
+# https://aka.ms/yaml
+
+trigger:
+- main
+
+stages:
+- stage: UnitTest
+  displayName: Unit Tests
+  jobs:  
+  - job: LinuxUnitTests
+    pool:
+      vmImage: ubuntu-18.04
+    steps: 
+    - template: linux/continuous-linux.yml
+
+  - job: RaspberryPiUnitTests
+    pool:
+      vmImage: ubuntu-latest
+    steps:
+    - template: raspi/continuous-raspi.yml
+
+  - job: GithubRelease
+    dependsOn:
+      - LinuxUnitTests
+      - RaspberryPiUnitTests
+    condition: and(succeeded('LinuxUnitTests'), succeeded('RaspberryPiUnitTests')) 
+    steps:
+    - script: |  
+        mkdir dest
+        cp src/*.sh dest/
+      displayName: Create dest/ directory
+    - task: GitHubRelease@1
+      displayName: 'GitHub release (create) RC'
+      inputs:
+        gitHubConnection: 'github.com_cindydeng1998'
+        tagPattern: '^v?[0-9]+\.[0-9]+\.[0-9]+-rc[0-9]+$'
+        assets: 'dest/*.sh'
+        isDraft: true
+    - task: GitHubRelease@1
+      displayName: 'GitHub release (create)'
+      inputs:
+        gitHubConnection: 'github.com_cindydeng1998'
+        tagPattern: '^v?[0-9]+\.[0-9]+\.[0-9]+$'
+        assets: 'dest/*.sh'
         isDraft: true
\ No newline at end of file
diff --git a/vsts_ci/continuous-e2e.yml b/vsts_ci/continuous-e2e.yml
index f1acfef..0534f7d 100644
--- a/vsts_ci/continuous-e2e.yml
+++ b/vsts_ci/continuous-e2e.yml
@@ -1,12 +1,14 @@
-steps:  
-- task: AzureCLI@2
-  inputs:
-    azureSubscription: 'Connection to Pipeline resources for IoT Edge Config'
-    scriptType: 'bash'
-    scriptLocation: 'inlineScript'
-    inlineScript: |
-      cd tests/e2e-tests
-      chmod +x test-devicestate.sh
-      ./test-devicestate.sh $(AzureSubscriptionId)
-  displayName: 'Run All E2E Tests'
-
+# Copyright (c) Microsoft Corporation.
+# Licensed under the MIT License.
+
+steps:  
+- task: AzureCLI@2
+  inputs:
+    azureSubscription: 'Connection to Pipeline resources for IoT Edge Config'
+    scriptType: 'bash'
+    scriptLocation: 'inlineScript'
+    inlineScript: |
+      cd tests/e2e-tests
+      chmod +x test-devicestate.sh
+      ./test-devicestate.sh $(AzureSubscriptionId)
+  displayName: 'Run All E2E Tests'
diff --git a/vsts_ci/continuous-perf.yml b/vsts_ci/continuous-perf.yml
index a66fbf6..b3787bc 100644
--- a/vsts_ci/continuous-perf.yml
+++ b/vsts_ci/continuous-perf.yml
@@ -1,25 +1,28 @@
-steps:
-- task: UsePythonVersion@0
-  displayName: "Use Python 3.8"
-  inputs:
-    versionSpec: 3.8
-
-- task: AzureCLI@2
-  displayName: 'Run All Performance Tests'
-  inputs:
-    azureSubscription: 'Connection to Pipeline resources for IoT Edge Config'
-    scriptType: 'bash'
-    scriptLocation: 'inlineScript'
-    inlineScript: |
-      cd tests
-      python3 --version
-      pip3 --version
-      pip3 install -r requirements.txt
-      chmod +x ./track_duration.sh
-      chmod +x ./perf_tests.sh
-      chmod +x ./e2e-tests/test-devicestate.sh
-      az config set extension.use_dynamic_install=yes_without_prompt
-      az extension add --name azure-iot
-      az --version
-      az account set -s $(AzureSubscriptionId)
+# Copyright (c) Microsoft Corporation.
+# Licensed under the MIT License.
+
+steps:
+- task: UsePythonVersion@0
+  displayName: "Use Python 3.8"
+  inputs:
+    versionSpec: 3.8
+
+- task: AzureCLI@2
+  displayName: 'Run All Performance Tests'
+  inputs:
+    azureSubscription: 'Connection to Pipeline resources for IoT Edge Config'
+    scriptType: 'bash'
+    scriptLocation: 'inlineScript'
+    inlineScript: |
+      cd tests
+      python3 --version
+      pip3 --version
+      pip3 install -r requirements.txt
+      chmod +x ./track_duration.sh
+      chmod +x ./perf_tests.sh
+      chmod +x ./e2e-tests/test-devicestate.sh
+      az config set extension.use_dynamic_install=yes_without_prompt
+      az extension add --name azure-iot
+      az --version
+      az account set -s $(AzureSubscriptionId)
       ./perf_tests.sh $(NumberOfRuns)
\ No newline at end of file
diff --git a/vsts_ci/linux/continuous-linux.yml b/vsts_ci/linux/continuous-linux.yml
index c0e9aa0..1ea8ef5 100644
--- a/vsts_ci/linux/continuous-linux.yml
+++ b/vsts_ci/linux/continuous-linux.yml
@@ -1,12 +1,13 @@
+# Copyright (c) Microsoft Corporation.
+# Licensed under the MIT License.
+
 steps:
 - script: echo Hello Linux!
   displayName: 'Echo Hello Linux'
 
 - script: |
     cd tests/unit-tests
-    chmod +x ./*.sh
-    ./test-install-container-management.sh  
-    ./test-install-edge-runtime.sh  
+    chmod +x ./*.sh    
     ./test-validate-post-install.sh  
     ./test-validate-tier1-os.sh
     ./test-cmd-parser.sh
diff --git a/vsts_ci/raspi/continuous-raspi.yml b/vsts_ci/raspi/continuous-raspi.yml
index 411ea54..84b3d1d 100644
--- a/vsts_ci/raspi/continuous-raspi.yml
+++ b/vsts_ci/raspi/continuous-raspi.yml
@@ -1,3 +1,6 @@
+# Copyright (c) Microsoft Corporation.
+# Licensed under the MIT License.
+
 steps:
 - script: echo Hello Raspi!
   displayName: 'Echo Hello Raspi!'
@@ -5,11 +8,8 @@ steps:
 - script: |
     cd tests/unit-tests
     chmod +x ./*.sh
-    ./test-install-container-management.sh  
-    ./test-install-edge-runtime.sh  
     ./test-validate-post-install.sh  
     ./test-validate-tier1-os.sh
     ./test-cmd-parser.sh
     ./test-logger.sh
   displayName: 'Run All Raspberry Pi Unit Tests'
-