diff --git a/.github/workflows/environments-secrets.yml b/.github/workflows/environments-secrets.yml
index 2b128265..91020f48 100644
--- a/.github/workflows/environments-secrets.yml
+++ b/.github/workflows/environments-secrets.yml
@@ -1,11 +1,11 @@
 name: 03-1. Environments and Secrets
 
 on:
-  # push:
-  #   branches: [main]
-  # pull_request:
-  #   branches: [main]
-  workflow_dispatch:
+  push:
+     branches: [main]
+  pull_request:
+     branches: [main]
+  workflow_dispatch:  
       
 # Limit the permissions of the GITHUB_TOKEN
 permissions:
@@ -19,6 +19,23 @@ env:
   DEV_URL:  'https://docs.github.com/en/developers'
 
 jobs:
+  use-secrets:
+    name: Use secrets
+    runs-on: ubuntu-latest
+    if: ${{ github.event_name == 'push' && github.ref == 'refs/heads/main' }}
+    steps:
+      - name: Hello world action with secrets
+        uses: actions/hello-world-javascript-action@main
+        with: # Set the secret as an input
+          who-to-greet: ${{ secrets.MY_REPO_SECRET }}
+        env: # Or as an environment variable
+          super_secret: ${{ secrets.MY_REPO_SECRET }}
+      - name: Echo secret is redacted in the logs
+        run: |
+          echo Env secret is ${{ secrets.MY_REPO_SECRET }}
+          echo Warning: GitHub automatically redacts secrets printed to the log, 
+          echo          but you should avoid printing secrets to the log intentionally.
+          echo ${{ secrets.MY_REPO_SECRET }} | sed 's/./& /g'
   use-environment-dev:
     name: Use DEV environment
     runs-on: ubuntu-latest
@@ -72,12 +89,28 @@ jobs:
           echo Org secret is ${{ secrets.MY_ORG_SECRET }}
           echo Env secret is not accessible ${{ secrets.MY_ENV_SECRET }}
 
+  use-environment-uat:
+    name: Use UAT environment
+    runs-on: ubuntu-latest
+    if: ${{ github.event_name == 'push' && github.ref == 'refs/heads/main' }}
+    needs: use-environment-test
+
+    environment:
+      name: UAT
+      url: 'https://uat.github.com'
+    
+    steps:
+      - name: Step that uses the UAT environment
+        run: echo "Deployment to UAT..."
+        env: 
+          env_secret: ${{ secrets.MY_ENV_SECRET }}
+
   use-environment-prod:
     name: Use PROD environment
     runs-on: ubuntu-latest
     #if: ${{ github.event_name == 'push' && github.ref == 'refs/heads/main' }}
     
-    needs: use-environment-test
+    needs: use-environment-uat
 
     environment:
       name: PROD
diff --git a/.github/workflows/github-actions-demo.yml b/.github/workflows/github-actions-demo.yml
index e8540e80..bf29a9ab 100644
--- a/.github/workflows/github-actions-demo.yml
+++ b/.github/workflows/github-actions-demo.yml
@@ -3,6 +3,12 @@ on:
   workflow_dispatch:
   workflow_call:
 
+  push:
+    branches:
+      - main
+    paths:
+      - 'labs/**'
+
 jobs:
   Explore-GitHub-Actions:
     runs-on: ubuntu-latest
@@ -20,3 +26,12 @@ jobs:
       - run: echo "🍏 This job's status is ${{ job.status }}."
       - name: Adding markdown
         run: echo "### Hello world! :rocket:" >> "$GITHUB_STEP_SUMMARY"
+      
+      - name: Hello world
+        uses: actions/hello-world-javascript-action@main
+        with:
+          who-to-greet: "Mona the Octocat"
+        id: hello
+      # This step prints an output (time) from the previous step's action.
+      - name: Echo the greeting's time
+        run: echo 'The time was ${{ steps.hello.outputs.time }}.'   
diff --git a/.github/workflows/job-dependencies.yml b/.github/workflows/job-dependencies.yml
index e773fe04..e9d3b239 100644
--- a/.github/workflows/job-dependencies.yml
+++ b/.github/workflows/job-dependencies.yml
@@ -2,9 +2,10 @@ name: 02-2. Dependencies
 
 on:
   workflow_dispatch:
-  # push:
-  #   branches:
-  #     - main
+  push:
+    branches:
+      - main
+  workflow_call:
     
 jobs:
   initial:
@@ -31,3 +32,40 @@ jobs:
     needs: [fanout1, fanout2]
     steps:
       - run: echo "This job will run after fanout1 and fanout2 have finished."
+  build:
+    runs-on: ubuntu-latest  
+    strategy:
+      matrix:
+        configuration: [debug, release]
+    steps:
+    - run: echo "This job builds the cofiguration ${{ matrix.configuration }}."
+  test:
+    runs-on: ubuntu-latest
+    needs: build
+    steps:
+      - run: echo "This job will be run after the build job."
+  ring01:
+    runs-on: ubuntu-latest
+    needs: test
+    steps:
+      - run: echo "This job will be run after the test job."
+  ring02:
+    runs-on: macos-latest
+    needs: test
+    steps:
+      - run: echo "This job will be run after the test job."
+  ring03:
+    runs-on: ubuntu-latest
+    needs: test
+    steps:
+      - run: echo "This job will be run after the test job."
+  ring04:
+    runs-on: ubuntu-latest
+    needs: [ring01,ring02,ring03]
+    steps:
+      - run: echo "This job will be run after the ring01,ring02,ring03 jobs."
+  prod:
+    runs-on: ubuntu-latest
+    needs: [ring04]
+    steps:
+      - run: echo "This job will be run after the ring04 job."
diff --git a/.github/workflows/reusable-workflow-template.yml b/.github/workflows/reusable-workflow-template.yml
index 33c7858e..b4698c5a 100644
--- a/.github/workflows/reusable-workflow-template.yml
+++ b/.github/workflows/reusable-workflow-template.yml
@@ -1,7 +1,9 @@
 name: 04-1. Call Reusable Workflow Templates
 
-on: 
-  [workflow_dispatch]
+on:
+  push:
+     branches: [main]
+  workflow_dispatch:   
 
 jobs:
   call_greet_everyone_workflow_job:
@@ -15,3 +17,6 @@ jobs:
   call_demo_workflow_job:
     needs: call_greet_everyone_workflow_job
     uses: githubabcs/gh-abcs-actions/.github/workflows/github-actions-demo.yml@main
+  call_dependencies_workflow_job:
+    needs: call_reusable_workflow_job
+    uses: tassosgomes/gh-abcs-actions/.github/workflows/job-dependencies.yml@main
diff --git a/labs/lab01.md b/labs/lab01.md
index 568071c9..9c2c82ee 100644
--- a/labs/lab01.md
+++ b/labs/lab01.md
@@ -6,7 +6,7 @@ References:
 - [Events that trigger workflows](https://docs.github.com/en/actions/using-workflows/events-that-trigger-workflows)
 - [Adding an action to your workflow](https://docs.github.com/en/actions/learn-github-actions/finding-and-customizing-actions#adding-an-action-to-your-workflow)
 
-## 1.1 Update the workflow to trigger when a change is made to the labs folder on main branch
+## 1.1 Update the workflow to trigger when a change is made to the labs folder on main branch (done)
 
 1. Open the workflow file [github-actions-demo.yml](/.github/workflows/github-actions-demo.yml)
 2. Edit the file and copy the following YAML content after line 4:
@@ -22,7 +22,7 @@ References:
 5. Commit the changes into the `main` branch
 6. Go to `Actions` and see the details of your running workflow
 
-## 1.2 Add steps to your workflow
+## 1.2 Add steps to your workflow (done)
 
 1. Open the workflow file [github-actions-demo.yml](/.github/workflows/github-actions-demo.yml)
 2. Edit the file and copy the following YAML content at the end of the file:
diff --git a/labs/lab02.md b/labs/lab02.md
index 0b57698c..11df3622 100644
--- a/labs/lab02.md
+++ b/labs/lab02.md
@@ -7,7 +7,7 @@ References:
 - [Using jobs in a workflow](https://docs.github.com/en/actions/using-jobs/using-jobs-in-a-workflow)
 - [Environment variables](https://docs.github.com/en/actions/learn-github-actions/environment-variables)
 
-## 2.1 Add new jobs with dependencies
+## 2.1 Add new jobs with dependencies (done)
 
 1. Open the workflow file [job-dependencies.yml](/.github/workflows/job-dependencies.yml)
 2. Edit the file and copy the following YAML content at the end of the file:
diff --git a/labs/lab03.md b/labs/lab03.md
index 27c0755e..38007b3d 100644
--- a/labs/lab03.md
+++ b/labs/lab03.md
@@ -50,7 +50,7 @@ on:
 8. Go to `Actions` and see the details of your running workflow
 
 
-## 3.2 Add a new workflow job to deploy to UAT environment
+## 3.2 Add a new workflow job to deploy to UAT environment (done)
 
 1. Open the workflow file [environments-secrets.yml](/.github/workflows/environments-secrets.yml)
 2. Edit the file and copy the following YAML content between the test and prod jobs (before the `use-environment-prod:` line):
diff --git a/labs/setup.md b/labs/setup.md
index 2cd443dc..7ee51fe3 100644
--- a/labs/setup.md
+++ b/labs/setup.md
@@ -8,7 +8,7 @@ References:
 
 ## Fork the current repository and enable GitHub Actions
 
-1. Fork the current repository [gh-abcs-actions](https://github.com/githubabcs/gh-abcs-actions)
+1. Fork the current repository [gh-abcs-actions](https://github.com/martins-vds/gh-abcs-actions)
 2. Optional, copy or clone the repository by importing the repository into your account.
 3. Go to `Actions` and see the warning message
     > Workflows aren’t being run on this forked repository
@@ -29,4 +29,4 @@ References:
 - [ ] Module 6: Self-hosted runners
 - [ ] Module 7: CI/CD
 ```
-7. Fetch upstream to get the latest changes from the upstream repository
\ No newline at end of file
+7. Fetch upstream to get the latest changes from the upstream repository