diff --git a/classes.py b/classes.py
index b7b4a87..c58b7e0 100644
--- a/classes.py
+++ b/classes.py
@@ -26,17 +26,16 @@ else:
 if Path(f"themes/{config.theme}/templates").exists():
     # Use the templates from the initialized site instance and the installed theme 
     jinja_env_dir = f"themes/{config.theme}/templates"
-    print("USING LOCALLY INITIALIZED THEMES")
+    logger.debug(f"Using locally initialized templates from {jinja_env_dir}")
 else:
     # Use default templates from the default theme shipped with the app
     # i.e. PyInstaller-packed single executable
-    print("USING DEFAULT THEMES")
+    logger.debug("Using shipped default temlpates.")
     jinja_env_dir = f"{base_dir}/themes/default/templates"
 env = Environment(loader=FileSystemLoader(f"{jinja_env_dir}"))
 env.globals['header_image'] = f"{base_dir}/themes/{config.theme}/static/images/header.jpg"
 index_template = env.get_template("index.html")
 content_item_template = env.get_template("content_item.html")
-print(env.loader.searchpath)
 
 class ContentItem:
     def render_content(self, categories, target_file = False):
@@ -120,7 +119,11 @@ class Site:
         self.categories = defaultdict(list)
 
     def init_site(self):
+        if os.path.isdir('.') and os.listdir('.'):
+            logger.error("Current directory is not empty.")
+            sys.exit(1)
         logger.info("Initializing new site")
+        config.create_default_config()
         # Create directories
         for subdir in [self.content_dir]:
             os.makedirs(subdir, exist_ok=True)
diff --git a/config.py b/config.py
index f7a65e0..ae80c5a 100644
--- a/config.py
+++ b/config.py
@@ -26,13 +26,12 @@ class Config:
         self.header_image = 'static/header.jpg'
         self.site_name = f"{self.app_name} library"
         self.theme = "default"
+        self.debug = False
         if os.path.isfile (self.config_path):
             with open(self.config_path, "r") as f:
                 config = yaml.safe_load(f)
                 if config:
                     self.update_from_dict(config)
-        else:
-            self.create_default_config()
 
     def update_from_dict(self, config_dict):
         for key, value in config_dict.items():
@@ -44,7 +43,8 @@ class Config:
     def create_default_config(self):
         defaults = {
             "site_name": self.site_name,
-            "theme": "default"
+            "theme": "default",
+            "debug": False
         }
         with open(self.config_path, mode="w", encoding="utf-8") as f:
             yaml.safe_dump(defaults, f)
diff --git a/config.yml b/config.yml
index 88a8282..cdd8175 100644
--- a/config.yml
+++ b/config.yml
@@ -1,2 +1,3 @@
+debug: false
 site_name: microgen library
 theme: default
diff --git a/logger.py b/logger.py
index 4e1f7f7..e1722b1 100644
--- a/logger.py
+++ b/logger.py
@@ -5,6 +5,8 @@ from config import config
 
 LOG_TO = sys.stdout
 LOG_LEVEL = logging.INFO
+if config.debug == True:
+    LOG_LEVEL = logging.DEBUG
 
 logger = logging.getLogger(config.app_name)
 logger.setLevel(LOG_LEVEL)