diff --git a/app/services/subscription_matrix.py b/app/services/subscription_matrix.py
index 9d87127..58fd289 100644
--- a/app/services/subscription_matrix.py
+++ b/app/services/subscription_matrix.py
@@ -174,6 +174,11 @@ class SubscriptionMatrixService:
                             invoice_text_parts.append(str(val))
                 elif notes:
                     invoice_text_parts.append(str(notes))
+                # Common title/description fields
+                for key in ["heading", "description", "text", "subject"]:
+                    val = invoice.get(key)
+                    if val:
+                        invoice_text_parts.append(str(val))
                 other_ref = invoice.get('otherReference') or invoice.get('orderNumberDb')
                 if other_ref:
                     invoice_text_parts.append(str(other_ref))
@@ -194,6 +199,7 @@ class SubscriptionMatrixService:
                         and "abonnement" not in invoice_text
                     ):
                         continue
+                    line_period = self._extract_period_from_text(line_description) or invoice_period
                     
                     if not product_number and not product_name:
                         logger.debug(f"Skipping line without product number: {line}")
@@ -210,7 +216,12 @@ class SubscriptionMatrixService:
                     
                     # If no period on line, use invoice date as month
                     if not period_from_str:
-                        if invoice_period:
+                        if line_period:
+                            period_from = line_period
+                            period_to = self._end_of_month(period_from)
+                            period_from_str = period_from.isoformat().split('T')[0]
+                            period_to_str = period_to.isoformat().split('T')[0]
+                        elif invoice_period:
                             period_from = invoice_period
                             period_to = self._end_of_month(period_from)
                             period_from_str = period_from.isoformat().split('T')[0]