diff --git a/pr_agent/git_providers/git_provider.py b/pr_agent/git_providers/git_provider.py
index 9db0a5bd..0837155c 100644
--- a/pr_agent/git_providers/git_provider.py
+++ b/pr_agent/git_providers/git_provider.py
@@ -96,10 +96,14 @@ class GitProvider(ABC):
 
     def get_user_description(self) -> str:
         description = (self.get_pr_description_full() or "").strip()
+        # if the existing description wasn't generated by the pr-agent, just return it as-is
         if not description.startswith("## PR Type"):
             return description
+        # if the existing description was generated by the pr-agent, but it doesn't contain the user description,
+        # return nothing (empty string) because it means there is no user description
         if "## User Description:" not in description:
             return ""
+        # otherwise, extract the original user description from the existing pr-agent description and return it
         return description.split("## User Description:", 1)[1].strip()
 
     @abstractmethod