diff --git a/app/main.py b/app/main.py
index 738d852..4affc14 100644
--- a/app/main.py
+++ b/app/main.py
@@ -21,7 +21,7 @@ if config.sentry_enabled:
 
 
 def create_bot() -> WebexBot:
-    # Create a Bot Object
+    """Create and return a Webex Bot object."""
     webex_bot: WebexBot = WebexBot(
         bot_name=config.bot_name,
         teams_bot_token=config.webex_token,
diff --git a/app/utils/config.py b/app/utils/config.py
index 5152b20..f12eb7a 100644
--- a/app/utils/config.py
+++ b/app/utils/config.py
@@ -1,10 +1,12 @@
-#!/usr/bin/env python3
+"""Configuration module."""
 
 import os
 
 
 class Config:
+    """Configuration module."""
     def __init__(self) -> None:
+        """Configuration module."""
         self.__environment: str = os.environ.get("APP_LIFECYCLE", "DEV").upper()
         self.__bot_name: str = os.environ["BOT_NAME"]
         self.__webex_token: str = os.environ["WEBEX_API_KEY"]
@@ -12,40 +14,52 @@ class Config:
         self.__admin_emails: list = os.environ["ADMIN_EMAIL"].split(",")
         self.__n8n_webhook_url: str = os.environ["N8N_WEBHOOK_URL"]
         self.__sentry_dsn: str = os.environ.get("SENTRY_DSN", "")
-        self.__sentry_enabled: bool = True if (os.environ.get("SENTRY_ENABLED", "False").upper() == "TRUE" and self.__sentry_dsn != "") else False
+        self.__sentry_enabled: bool = bool(
+            os.environ.get("SENTRY_ENABLED", "False").upper() == "TRUE"
+            and self.__sentry_dsn != ""
+        )
 
     @property
     def environment(self) -> str:
+        """Returns the current app lifecycle."""
         return self.__environment
-    
+
     @property
     def sentry_enabled(self) -> bool:
+        """Returns True if Sentry SDK is enabled, else False."""
         return self.__sentry_enabled
-    
+
     @property
     def sentry_dsn(self) -> str:
+        """Returns the Sentry DSN value if Sentry SDK is enabled AND
+        Sentry DSN is set, else blank string."""
         if not self.__sentry_enabled:
             return ""
         return self.__sentry_dsn
-    
+
     @property
     def bot_name(self) -> str:
+        """Returns the bot name."""
         return self.__bot_name
 
     @property
     def webex_token(self) -> str:
+        """Returns the Webex API key."""
         return self.__webex_token
 
     @property
     def admin_first_name(self) -> str:
+        """Returns the first name of the bot admin."""
         return self.__admin_first_name
 
     @property
     def admin_emails(self) -> list:
+        """Returns a list of admin email addresses."""
         return self.__admin_emails
 
     @property
     def n8n_webhook_url(self) -> str:
+        """Returns the n8n webhook URL."""
         return self.__n8n_webhook_url
 
 
diff --git a/app/utils/datetime.py b/app/utils/datetime.py
index 8526bb1..76cdd64 100644
--- a/app/utils/datetime.py
+++ b/app/utils/datetime.py
@@ -1,7 +1,18 @@
 #!/usr/bin/env python3
 
+import pytz
+
 from datetime import datetime
 
 
 def timestamp_to_date(timestamp: int) -> str:
-    return datetime.utcfromtimestamp(timestamp).strftime("%Y-%m-%d")
+    """Convert timestamp to date.
+    
+    Args:
+        timestamp (int): Timestamp to convert.
+    
+    Returns:
+        str: Date in the format YYYY-MM-DD.
+    """
+    return datetime.fromtimestamp(timestamp=timestamp, tz=pytz.utc).strftime("%Y-%m-%d")
+
diff --git a/app/utils/n8n.py b/app/utils/n8n.py
index e9ca514..4c0f84b 100644
--- a/app/utils/n8n.py
+++ b/app/utils/n8n.py
@@ -5,6 +5,14 @@ from app.utils.config import config
 
 
 def __n8n_post(data: dict) -> bool:
+    """Post data to N8N webhook URL.
+    
+    Args:
+        data (dict): Data to post to webhook URL.
+    
+    Returns:
+        bool: True if successful, else False.
+    """
     headers: dict = {"Content-Type": "application/json"}
     resp: requests.Response = requests.post(
         url=config.n8n_webhook_url,
@@ -17,6 +25,17 @@ def __n8n_post(data: dict) -> bool:
 
 
 def submit_task(summary, description, completion_date, requestor) -> bool:
+    """Submit task to N8N webhook URL.
+    
+    Args:
+        summary (str): Summary of task.
+        description (str): Description of task.
+        completion_date (str): Completion date of task.
+        requestor (str): Requestor of task.
+    
+    Returns:
+        bool: True if successful, else False.
+    """
     with sentry_sdk.start_transaction(name="submit_task"):
         data: dict = {
             "requestor": requestor,
@@ -29,6 +48,14 @@ def submit_task(summary, description, completion_date, requestor) -> bool:
 
 
 def get_tasks(requestor) -> bool:
+    """Get tasks from N8N webhook URL.
+    
+    Args:
+        requestor (str): Requestor of tasks.
+    
+    Returns:
+        bool: True if successful, else False.
+    """
     with sentry_sdk.start_transaction(name="get_tasks"):
         headers: dict = {"Content-Type": "application/json"}
         resp: requests.Response = requests.get(
diff --git a/requirements.txt b/requirements.txt
index f1aee33..b5aadcd 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -30,6 +30,7 @@ PyJWT==2.8.0
 pyparsing==3.1.2
 python-dateutil==2.9.0.post0
 python-dotenv==1.0.1
+pytz==2024.1
 PyYAML==6.0.1
 requests==2.31.0
 requests-toolbelt==1.0.0