diff --git a/brmbar3/brmbar-gui-qt4.py b/brmbar3/brmbar-gui-qt4.py
index 62e4c4a..cb8fa46 100755
--- a/brmbar3/brmbar-gui-qt4.py
+++ b/brmbar3/brmbar-gui-qt4.py
@@ -150,11 +150,16 @@ class ShopAdapter(QtCore.QObject):
 
     @QtCore.Slot('QVariant', 'QVariant', 'QVariant', result='QVariant')
     def newTransfer(self, uidfrom, uidto, amount):
+        logger.debug("newTransfer %s %s %s", uidfrom, uidto, amount)
         ufrom = brmbar.Account.load(db, id=uidfrom)
+        logger.debug("  ufrom = %s", ufrom)
         uto = brmbar.Account.load(db, id=uidto)
+        logger.debug("  uto = %s", uto)
         shop.transfer_credit(ufrom, uto, amount = amount)
         db.commit()
-        return currency.str(float(amount))
+        csfa = currency.str(float(amount))
+        logger.debug("  csfa = '%s'", csfa)
+        return csfa
 
     @QtCore.Slot('QVariant', result='QVariant')
     def balance_user(self, userid):
diff --git a/brmbar3/brmbar/Database.py b/brmbar3/brmbar/Database.py
index 6b985eb..7cf3a9b 100644
--- a/brmbar3/brmbar/Database.py
+++ b/brmbar3/brmbar/Database.py
@@ -39,13 +39,13 @@ class Database:
                 cur.execute(query, attrs)
             return cur
         except psycopg2.DataError as error: # when biitr comes and enters '99999999999999999999' for amount
-            print("We have invalid input data (SQLi?): level %s (%s) @%s" % (
+            logger.debug("We have invalid input data (SQLi?): level %s (%s) @%s" % (
                 level, error, time.strftime("%Y%m%d %a %I:%m %p")
                 ))
             self.db_conn.rollback()
             raise RuntimeError("Unsanitized data entered again... BOBBY TABLES")
         except psycopg2.OperationalError as error:
-            print("Sleeping: level %s (%s) @%s" % (
+            logger.debug("Sleeping: level %s (%s) @%s" % (
                 level, error, time.strftime("%Y%m%d %a %I:%m %p")
                 ))
             #TODO: emit message "db conn failed, reconnecting