diff --git a/.github/workflows/03-core-features--01-hello-world.yaml b/.github/workflows/03-core-features--01-hello-world.yaml
index b358d3af..067d6e7e 100644
--- a/.github/workflows/03-core-features--01-hello-world.yaml
+++ b/.github/workflows/03-core-features--01-hello-world.yaml
@@ -1,10 +1,11 @@
 name: Hello World
 
 on:
-  workflow_dispatch:
+  workflow_dispatch: # this is github event that trigger the jobs
 
 jobs:
-  say-hello-inline-bash:
+  say-hello-inline-bash: # this is a job that runs an inline bash script
     runs-on: ubuntu-24.04
     steps:
       - run: echo "Hello from an inline bash script in a GitHub Action Workflow!"
+
diff --git a/.github/workflows/03-core-features--02-step-types.yaml b/.github/workflows/03-core-features--02-step-types.yaml
index 8abea6b1..1690e209 100644
--- a/.github/workflows/03-core-features--02-step-types.yaml
+++ b/.github/workflows/03-core-features--02-step-types.yaml
@@ -1,8 +1,8 @@
 name: Step Types
 
 on:
-  workflow_dispatch:
-
+  workflow_dispatch:  # manual trigger
+# each job will run in parallel 
 jobs:
   say-hello-inline-bash:
     runs-on: ubuntu-24.04
diff --git a/.github/workflows/03-core-features--3.5--own.yaml b/.github/workflows/03-core-features--3.5--own.yaml
new file mode 100644
index 00000000..eee1a22a
--- /dev/null
+++ b/.github/workflows/03-core-features--3.5--own.yaml
@@ -0,0 +1,50 @@
+name: create-own-suff
+
+on:
+  workflow_dispatch:
+
+jobs:
+  imjobfirst:
+    runs-on: ubuntu-24.04
+    steps:
+      - run: echo "im job first "
+
+  imjobsecond:
+    runs-on: ubuntu-24.04
+    steps:
+      - run: echo "im job second"
+
+  imjobthird:
+    runs-on: ubuntu-24.04
+    steps:
+      - run: echo "im job third"
+
+  imjobfour:
+    runs-on: ubuntu-24.04
+    needs:
+      - imjobfirst
+      - imjobsecond
+      - imjobthird
+    steps:
+      - run: echo "im job fourth"
+
+  imjobfifth:
+    runs-on: ubuntu-24.04
+    needs:
+      - imjobfour
+    steps:
+      - run: echo "im job fifth"
+
+  imjobsixth:
+    runs-on: ubuntu-24.04
+    needs:
+      - imjobfour
+    steps:
+      - run: echo "im job sixth"
+  imjobseven:
+    runs-on: ubuntu-24.04
+    needs:
+      - imjobfifth
+      - imjobsixth
+    steps:
+      - run: echo "im job seventh"
diff --git a/03-core-features/filters/included-file.md b/03-core-features/filters/included-file.md
index e69de29b..7a5d1668 100644
--- a/03-core-features/filters/included-file.md
+++ b/03-core-features/filters/included-file.md
@@ -0,0 +1 @@
+helllo again