diff --git a/docs/tech_docs/python/economics_presentation_sample.md b/docs/tech_docs/python/economics_presentation_sample.md
index 86efbdb..c75047d 100644
--- a/docs/tech_docs/python/economics_presentation_sample.md
+++ b/docs/tech_docs/python/economics_presentation_sample.md
@@ -1,146 +1,4 @@
-## Example Python PowerPoint Presentation
-
-```python
-from pptx import Presentation
-from pptx.util import Inches, Pt
-from pptx.enum.shapes import MSO_SHAPE
-from pptx.dml.color import RGBColor
-
-# Create a new Presentation object
-prs = Presentation()
-
-# Slide 1: Title Slide
-slide_title_layout = prs.slide_layouts[0]  # Choosing the title layout
-slide = prs.slides.add_slide(slide_title_layout)
-slide.shapes.title.text = "Economics 101"
-slide.placeholders[1].text = "An Introduction to Economics\nMacro and Micro Perspectives"
-
-# Function to add slides
-def add_slide(prs, title, content):
-    slide_layout = prs.slide_layouts[1]  # Title and Content layout
-    slide = prs.slides.add_slide(slide_layout)
-    slide.shapes.title.text = title
-    slide.placeholders[1].text = content
-    return slide
-
-# Slide 2: Introduction to Economics
-add_slide(prs, "Introduction to Economics", "Overview\nImportance of Economics\nMacro vs Micro")
-
-# Slide 3: Macroeconomics Overview
-add_slide(prs, "Macroeconomics Overview", "Definition\nKey Concepts\nImportance")
-
-# Slide 4: Microeconomics Overview
-add_slide(prs, "Microeconomics Overview", "Definition\nKey Concepts\nImportance")
-
-# Slide 5: Fundamental Concepts
-add_slide(prs, "Fundamental Concepts", "Supply and Demand\nMarket Equilibrium\nElasticity")
-
-# Slide 6: Macroeconomic Indicators
-add_slide(prs, "Macroeconomic Indicators", "GDP\nInflation Rate\nUnemployment Rate")
-
-# Slide 7: Microeconomic Analysis
-add_slide(prs, "Microeconomic Analysis", "Consumer Behavior\nProduction and Costs\nMarket Structures")
-
-# Slide 8: Monetary Policy
-add_slide(prs, "Monetary Policy", "Role of Central Bank\nTools of Monetary Policy\nImpact on Economy")
-
-# Slide 9: Fiscal Policy
-add_slide(prs, "Fiscal Policy", "Government Spending\nTaxation\nImpact on Economy")
-
-# Slide 10: International Trade
-add_slide(prs, "International Trade", "Benefits\nTrade Barriers\nTrade Agreements")
-
-# Slide 11: Conclusion
-add_slide(prs, "Conclusion", "Summary of Key Points\nFurther Reading\nQuestions")
-
-# Save the presentation
-prs.save("/mnt/data/Economics_101_Presentation.pptx")
-```
----
-
-from pptx.enum.text import PP_ALIGN
-from pptx.enum.chart import XL_CHART_TYPE
-
-# Function to add a Section Header Slide
-def add_section_header_slide(prs, title):
-    layout = prs.slide_layouts[5]  # Using the 'section header' layout
-    slide = prs.slides.add_slide(layout)
-    slide.shapes.title.text = title
-    return slide
-
-# Function to add a Two Content Slide
-def add_two_content_slide(prs, title, content_left, content_right):
-    layout = prs.slide_layouts[3]  # Using the 'Two Content' layout
-    slide = prs.slides.add_slide(layout)
-    slide.shapes.title.text = title
-    slide.placeholders[1].text = content_left
-    slide.placeholders[2].text = content_right
-    return slide
-
-# Function to add a Comparison Slide
-def add_comparison_slide(prs, title, left_title, left_content, right_title, right_content):
-    layout = prs.slide_layouts[2]  # Using the 'Comparison' layout
-    slide = prs.slides.add_slide(layout)
-    slide.shapes.title.text = title
-    
-    # Left side
-    shapes = slide.shapes
-    title_shape_left = shapes.placeholders[1]
-    title_shape_left.text = left_title
-    content_shape_left = shapes.placeholders[2]
-    content_shape_left.text = left_content
-    
-    # Right side
-    title_shape_right = shapes.placeholders[3]
-    title_shape_right.text = right_title
-    content_shape_right = shapes.placeholders[4]
-    content_shape_right.text = right_content
-    return slide
-
-# Function to add a slide with a Chart
-def add_chart_slide(prs, title, chart_type, data):
-    slide_layout = prs.slide_layouts[5]  # Use the 'Title Slide' layout for simplicity
-    slide = prs.slides.add_slide(slide_layout)
-    slide.shapes.title.text = title
-
-    # Define chart data
-    chart_data = Presentation().chart_data.ChartData()
-    chart_data.categories = data["categories"]
-    for name, values in data["series"].items():
-        chart_data.add_series(name, values)
-
-    # Add the chart to the slide
-    x, y, cx, cy = Inches(2), Inches(1.5), Inches(6), Inches(4.5)
-    chart = slide.shapes.add_chart(
-        chart_type, x, y, cx, cy, chart_data
-    ).chart
-    
-    return slide
-
-# Re-initialize the Presentation object to start fresh
-prs = Presentation()
-
-# Adding different types of slides
-add_section_header_slide(prs, "Introduction to Economic Theories")
-add_two_content_slide(prs, "Supply and Demand", "Supply Explained", "Demand Explained")
-add_comparison_slide(prs, "Macroeconomics vs. Microeconomics", "Macroeconomics", "Overview of macroeconomic concepts", "Microeconomics", "Overview of microeconomic concepts")
-
-# Chart data example
-chart_data_example = {
-    "categories": ['2015', '2016', '2017', '2018', '2019'],
-    "series": {
-        "Series 1": (19.2, 21.4, 16.7, 18.3, 17.9),
-        "Series 2": (22.3, 28.6, 15.2, 21.8, 20.1),
-    }
-}
-add_chart_slide(prs, "Economic Growth Over Time", XL_CHART_TYPE.COLUMN_CLUSTERED, chart_data_example)
-
-# Save the presentation with commonly used slide designs
-prs.save("/mnt/data/Common_Slide_Designs_Presentation.pptx")
-
-"/mnt/data/Common_Slide_Designs_Presentation.pptx"
-
----
+## Sample Economic PowerPoint Presentation
 
 ```python
 from pptx import Presentation
@@ -148,62 +6,119 @@ from pptx.util import Inches, Pt
 from pptx.enum.shapes import MSO_SHAPE
 from pptx.enum.chart import XL_CHART_TYPE
 from pptx.chart.data import CategoryChartData
+from pptx.dml.color import RGBColor
 
-# Initialize a new Presentation
-prs = Presentation()
+class PresentationCreator:
+    """
+    A class to create PowerPoint presentations with predefined slide templates.
+    
+    Attributes:
+        prs (Presentation): A python-pptx Presentation object.
+        title (str): The title of the presentation.
+    """
+    def __init__(self, title="Presentation"):
+        """
+        Initializes the PresentationCreator with a title for the presentation.
+        
+        Args:
+            title (str): The title of the presentation.
+        """
+        self.prs = Presentation()
+        self.title = title
+    
+    def add_section_header_slide(self, title):
+        """
+        Adds a section header slide with a given title.
+        
+        Args:
+            title (str): The title of the section.
+        """
+        layout = self.prs.slide_layouts[1]  # Use Title and Content layout
+        slide = self.prs.slides.add_slide(layout)
+        slide.shapes.title.text = title
+        # Set a subtitle or a short description in the content placeholder if needed
+    
+    def add_two_content_slide(self, title, left_content, right_content):
+        """
+        Adds a slide with a title and two content sections side by side.
+        
+        Args:
+            title (str): The title of the slide.
+            left_content (str): The content for the left section.
+            right_content (str): The content for the right section.
+        """
+        layout = self.prs.slide_layouts[1]  # Reuse Title and Content layout
+        slide = self.prs.slides.add_slide(layout)
+        slide.shapes.title.text = title
+        slide.placeholders[1].text = left_content  # Placeholder for left content
+        # Note: For a true side-by-side layout, consider adding a textbox or customizing the layout
+    
+    def add_comparison_slide(self, title, content):
+        """
+        Adds a slide designed for comparisons. 
+        
+        Note: This example simplifies to a single content area for demonstration.
+        
+        Args:
+            title (str): The title of the slide.
+            content (str): The content for comparison.
+        """
+        layout = self.prs.slide_layouts[1]  # Simplified use of Title and Content layout
+        slide = self.prs.slides.add_slide(layout)
+        slide.shapes.title.text = title
+        slide.placeholders[1].text = content  # Placeholder for comparison content
+    
+    def add_chart_slide(self, title, data):
+        """
+        Adds a slide with a chart based on provided data.
+        
+        Args:
+            title (str): The title of the slide.
+            data (dict): The data for the chart, including categories and series.
+        """
+        slide_layout = self.prs.slide_layouts[5]  # Use Title Only layout for more chart space
+        slide = self.prs.slides.add_slide(slide_layout)
+        slide.shapes.title.text = title
+        
+        chart_data = CategoryChartData()
+        chart_data.categories = data["categories"]
+        for name, values in data["series"].items():
+            chart_data.add_series(name, values)
+        
+        x, y, cx, cy = Inches(2), Inches(1.5), Inches(6), Inches(4.5)
+        chart = slide.shapes.add_chart(
+            XL_CHART_TYPE.COLUMN_CLUSTERED, x, y, cx, cy, chart_data
+        ).chart
+        # Chart style and colors can be customized further
+    
+    def save_presentation(self, filename="presentation.pptx"):
+        """
+        Saves the presentation to a file.
+        
+        Args:
+            filename (str): The filename or path to save the presentation.
+        """
+        self.prs.save(filename)
 
-# Adding a Section Header Slide
-def add_section_header_slide(title):
-    layout = prs.slide_layouts[1]  # Title and Content layout for simplicity
-    slide = prs.slides.add_slide(layout)
-    slide.shapes.title.text = title
-
-# Adding a Two Content Slide
-def add_two_content_slide(title, left_content, right_content):
-    layout = prs.slide_layouts[1]  # Reuse Title and Content layout
-    slide = prs.slides.add_slide(layout)
-    slide.shapes.title.text = title
-    slide.placeholders[1].text = left_content  # Using only one placeholder for simplicity
-    # For actual left/right content, consider using shapes or adjusting the layout
-
-# Adding a Comparison Slide
-# Simplifying to use available placeholders correctly
-def add_comparison_slide(title, content):
-    layout = prs.slide_layouts[1]  # Reuse Title and Content layout
-    slide = prs.slides.add_slide(layout)
-    slide.shapes.title.text = title
-    slide.placeholders[1].text = content  # Simplified content
-
-# Adding a Chart Slide
-def add_chart_slide(title, data):
-    slide_layout = prs.slide_layouts[5]  # Use Title Only layout
-    slide = prs.slides.add_slide(slide_layout)
-    slide.shapes.title.text = title
-
-    chart_data = CategoryChartData()
-    chart_data.categories = data["categories"]
-    for name, values in data["series"].items():
-        chart_data.add_series(name, values)
-
-    x, y, cx, cy = Inches(2), Inches(2), Inches(6), Inches(4.5)
-    chart = slide.shapes.add_chart(
-        XL_CHART_TYPE.COLUMN_CLUSTERED, x, y, cx, cy, chart_data
-    ).chart
-
-# Usage Examples
-add_section_header_slide("Introduction to Economics")
-add_two_content_slide("Supply and Demand", "Supply Side Analysis", "Demand Side Analysis")
-add_comparison_slide("Economic Models", "Comparison of Various Economic Models")
-chart_data_example = {
-    "categories": ['2015', '2016', '2017', '2018', '2019'],
-    "series": {
-        "GDP Growth": (2.5, 2.9, 2.3, 3.1, 2.2),
-        "Inflation Rate": (1.5, 1.8, 2.1, 1.9, 1.6),
+# Example usage
+if __name__ == "__main__":
+    creator = PresentationCreator("Economics 101 Presentation")
+    
+    # Adding slides
+    creator.add_section_header_slide("Introduction to Economic Theories")
+    creator.add_two_content_slide("Supply and Demand", "Supply Side Analysis", "Demand Side Analysis")
+    creator.add_comparison_slide("Economic Models", "Comparative Analysis")
+    
+    # Chart data example for economic indicators
+    chart_data_example = {
+        "categories": ['2015', '2016', '2017', '2018', '2019'],
+        "series": {
+            "GDP Growth": (2.5, 2.9, 2.3, 3.1, 2.2),
+            "Inflation Rate": (1.5, 1.8, 2.1, 1.9, 1.6),
+        }
     }
-}
-add_chart_slide("Economic Indicators Over Time", chart_data_example)
-
-# Save the presentation
-presentation_path = "/mnt/data/Revised_Economic_Presentation.pptx"
-prs.save(presentation_path)
-```
+    creator.add_chart_slide("Economic Indicators Over Time", chart_data_example)
+    
+    # Saving the presentation
+    creator.save_presentation("./Economics_101_Presentation.pptx")
+```
\ No newline at end of file