diff --git a/src/main.tex b/src/main.tex
index 4c62103..b3140fd 100644
--- a/src/main.tex
+++ b/src/main.tex
@@ -11,8 +11,9 @@
 \include{sections/title}
 \include{sections/summary}
 \include{sections/intro}
-\include{sections/examples}
-\include{sections/bouh}
-\include{sections/conclusion}
+\include{sections/installation}
+\include{sections/items}
+\include{sections/functionalities}
+\include{sections/tips}
 
 \end{document}
\ No newline at end of file
diff --git a/src/preamble.tex b/src/preamble.tex
index eedd06e..4974fee 100644
--- a/src/preamble.tex
+++ b/src/preamble.tex
@@ -7,6 +7,9 @@
 \usepackage{graphicx}
 \usepackage{listings}
 \usepackage{xcolor}
+\usepackage{minted}
+\usepackage{caption}
+\usepackage{courier} % Excellent bold support for typewriter font
 
 % =====================
 % Thème "entreprise"
@@ -23,6 +26,11 @@
 \setbeamercolor{title}{fg=white,bg=CorporateBlue}
 \setbeamercolor{normal text}{fg=CorporateGray}
 
+\definecolor{codegray}{gray}{0.45}
+\definecolor{deepblue}{RGB}{0, 0, 139}
+
+\newcommand{\incode}[1]{\texttt{\textbf{\textcolor{deepblue}{#1}}}}
+
 % =====================
 % Police moderne
 % =====================
@@ -52,6 +60,15 @@
   showstringspaces=false
 }
 
+\definecolor{codebg}{rgb}{0.95,0.95,0.95}
+
+\setminted{
+  fontsize=\fontsize{5}{6}\selectfont,
+  bgcolor=codebg,
+  breaklines=true,
+  frame=none
+}
+
 
 \setbeamertemplate{footline}{
   \leavevmode%
diff --git a/src/sections/functionlities.tex b/src/sections/functionlities.tex
new file mode 100644
index 0000000..e69de29
diff --git a/src/sections/bouh.tex b/src/sections/installation.tex
similarity index 100%
rename from src/sections/bouh.tex
rename to src/sections/installation.tex
diff --git a/src/sections/intro.tex b/src/sections/intro.tex
index 1d2d378..6ecdf87 100644
--- a/src/sections/intro.tex
+++ b/src/sections/intro.tex
@@ -1,8 +1,289 @@
+% ===== Introduction =====
 \section{Introduction}
 
+% ===== Main features =====
+\subsection{Main features}
+
+\begin{frame}{\texttt{testium} main features}
+\begin{columns}
+  \column{0.45\textwidth}
+  \begin{itemize}
+    \item Automates the execution of tests
+    \item GUI or console mode
+    \item Stores logs
+    \item Generates test reports
+    \item Usable for production and engineering testings
+    \item Mainly based on:
+    \begin{itemize}
+      \item Python3
+      \item QT6
+      \item Jinja2
+    \end{itemize}
+  \end{itemize}
+  \column{0.55\textwidth}
+  \vfill
+  \includegraphics[width=\linewidth]{testium_gui.png}
+  \vfill
+\end{columns}
+\end{frame}
+
+\begin{frame}[fragile]{\texttt{testium} input files}
+\begin{columns}
+  \column{0.5\textwidth}
+  \begin{itemize}
+    \item Test scripts (.tum)
+    \begin{itemize}
+      \item Files written in \incode{YAML}
+      \item Wide range of test items
+      \item Loops, Variables, conditional execution
+      \item Modular templating using \incode{Jinja2}
+    \end{itemize}
+    \item Configuration files (.yaml, .yml)
+    \begin{itemize}
+      \item \incode{YAML} test configuration / parameters
+    \end{itemize}
+  \end{itemize}
+  \begin{listing}[H]
+  \begin{minted}{yaml}
+# All sub directory in items are evaluated as a list
+items: $| [os.path.basename(f.path) for f in os.scandir(os.path.join("$(test_directory)", "items")) if f.is_dir()] |
+
+# Parameters of the validation execution
+validation_report_path: $(test_directory)/../tmp/
+validation_report_file: validation
+
+# various parameters
+windows_prompt: ">"
+linux_prompt: "$ "
+[...]
+  \end{minted}
+  \caption{Example of config file}
+  \end{listing}
+
+  \column{0.5\textwidth}
+  \begin{listing}[H]
+  \begin{minted}{yaml}
+config_file:
+    - param.yaml
+{% for item in items %}
+    - "items/{{ item }}/param.yaml"
+{% endfor %}
+main:
+    name: testium validation suite
+    action:
+        - group:
+            name: Test preparation
+            action:
+                - let:
+                    name: Set test variables for Linux
+                    condition: "'$(os)' == 'Linux'"
+                    values:
+                        - terminal_prompt: $(linux_prompt)
+                        - psep: "/"
+                - let:
+                    name: Set test variables for Windows
+                    condition: "'$(os)' == 'Widarkbluendows'"
+                    values:
+[...]
+  \end{minted}
+  \caption{Example of test file}
+  \end{listing}
+\end{columns}
+\end{frame}
+
+\begin{frame}{command line interface}
+  \begin{itemize}
+    \item \incode{testium} can be invoked with the following options:
+    \begin{itemize}
+      \item \incode{-h}: command line help
+      \item \incode{-b}: batc5h mode (execution of the test script without GUI)
+      \item \incode{-c}: Use a specific config file
+      \item \incode{-i}: Set a specific include path
+      \item \incode{-g}: Run in debug mode (for vscode debug only)
+      \item \incode{-r}: Run the test and close
+    \end{itemize}
+  \end{itemize}
+\end{frame}
+
+\begin{frame}[fragile]{Test scripts}
+\begin{columns}
+  \column{0.6\textwidth}
+    \begin{itemize}
+      \item Hierarchic list of test items
+      \begin{itemize}
+        \item \incode{main} is the root of the test script
+        \item \incode{config\_file} list of config/params files
+        \item \incode{report} global report parameters section
+      \end{itemize}
+      \item \incode{main} contains test items
+      \begin{itemize}
+        \item executed iteratively from top to bottom
+        \item container items can have children
+          \begin{itemize}
+            \item \incode{loop}
+            \item \incode{group}
+          \end{itemize}
+      \end{itemize}
+      \item \incode{!include} directive
+      \begin{itemize}
+        \item include sub-tests
+        \item allow the use of templates
+      \end{itemize}
+    \end{itemize}
+  \column{0.4\textwidth}
+    \begin{listing}[H]
+    \begin{minted}{yaml}
+
+config_file:
+    - param.yaml
+
+main:
+    name: Training file demo
+    action:
+        - item1:
+            [...]
+
+        - loop:
+            name: Training file demo
+            action:
+                - item2:
+                [...]
+
+        - item3:
+            [...]
+
+        [...]
+
+        - !include path/to/my/subtest.cpt
+
+        [...]
+
+report:
+    [...]
+    \end{minted}
+    \caption{A main test file}
+    \end{listing}
+\end{columns}
+\end{frame}
+
+\begin{frame}{Variable expansion \& global dictionary}
+\begin{columns}
+  \column{0.5\textwidth}
+    \begin{itemize}
+      \item Persistence between steps
+      \item Variable expansion: \incode{\$(my\_variable)}
+      \begin{itemize}
+        \item The \incode{my\_variable} value is taken in the global dictionary if the key exists
+      \end{itemize}
+      \item Accessed from python functions:
+      \begin{itemize}
+        \item \incode{tm.getgd}
+        \item \incode{tm.setgd}
+        \item \incode{tm.delgd}
+      \end{itemize}
+    \end{itemize}
+  \column{0.5\textwidth}
+    \begin{itemize}
+      \item Built-in variables:
+      \begin{itemize}
+        \item \incode{test\_directory}: the folder of the main cpt file
+        \item \incode{test\_main\_file}: the main tum file
+        \item \incode{os}: The OS used by the system (Linux or Windows)
+        \item \incode{host\_name}: The hostname of the machine
+        \item \incode{home}: The home directory of the user
+        \item \incode{test\_outputs}: The list of the paths of the test log and test report
+        \item \incode{testrun\_date}: The date when the test started YYYY-MM-DD
+        \item \incode{testrun\_time}: The time when the test started HH:MM:SS
+      \end{itemize}
+    \end{itemize}
+\end{columns}
+\end{frame}
+
+\begin{frame}[fragile]{Inline evaluation of python statements}
+\begin{columns}
+  \column{0.6\textwidth}
+    \begin{itemize}
+      \item \incode{\$|<statement>|}
+      \begin{itemize}
+        \item Python evaluation of \incode{statement}
+        \item Evaluated in:
+          \begin{itemize}
+            \item YAML config files
+            \item tum files
+            \item compatible with variables expansion
+          \end{itemize}
+      \end{itemize}
+    \end{itemize}
+    \begin{itemize}
+      \item Examples
+      \begin{itemize}
+        \item simple
+        \begin{itemize}
+          \item \incode{\$|\$(loop\_index)+1|}
+        \end{itemize}
+        \item table indexing
+        \begin{itemize}
+          \item \incode{\$|(\$(my\_table))[\$(loop\_index)]|}
+        \end{itemize}
+        \item string
+        \begin{itemize}
+          \item \incode{\$|"\$(video\_path)"+(\$(vstream\_formats))[0]+".mkv"|}
+        \end{itemize}
+        \item Random list of integers
+        \begin{itemize}
+          \item \incode{\$|[random.sample(range(0,8), k=4)]|}
+        \end{itemize}
+      \end{itemize}
+    \end{itemize}
+  \column{0.4\textwidth}
+    \begin{listing}[H]
+    \begin{minted}{yaml}
+[...]
+- loop:
+    name: Test loop
+    stop_on_failure: false
+    iterator: $(stuff_number)
+    action:
+
+      - json_rpc:
+          name: Start a important step
+          udp:
+            server: $(dut_eth0_ip)
+            snd_port: $(ctrl_snd_port)
+            rcv_port: $(ctrl_rcv_port)
+          timeout: 30
+          mute: False
+          action:
+            - query:
+                method: record.start
+                params:
+                  - slot: $|$(loop_index) + 1|
+                    input: $|($(test_data))[$(loop_index)]|
+                    quality: medium
+[...]
+    \end{minted}
+    \caption{A main test file}
+    \end{listing}
+\end{columns}
+\end{frame}
+
+% ===== Links for documentation / code =====
+\subsection{Links for documentation / code}
+
 \begin{frame}{Context}
 \begin{itemize}
-  \item Corporate presentation
-  \item Modular source files
+  \item Git repository
+  \begin{itemize}
+    \item http://git.beafrancois.fr/v\_and\_v/testium
+    \item Suggestion / tickets
+  \end{itemize}
+  \item Documentation
+  \item testium validation suite
+  \item Some Examples can be found:
+  \begin{itemize}
+    \item test-template
+    \item Atlas validation
+    \item Qualification
+  \end{itemize}
 \end{itemize}
 \end{frame}
diff --git a/src/sections/examples.tex b/src/sections/items.tex
similarity index 100%
rename from src/sections/examples.tex
rename to src/sections/items.tex
diff --git a/src/sections/tips.tex b/src/sections/tips.tex
new file mode 100644
index 0000000..e69de29
diff --git a/testium_gui.png b/testium_gui.png
new file mode 100644
index 0000000..01369d9
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