diff --git a/server/params.php b/server/params.php
deleted file mode 100644
index 9b495ed..0000000
--- a/server/params.php
+++ /dev/null
@@ -1,17 +0,0 @@
-<?php
-// generate random params like ["param1", "param2", "param3"] with random values
-$params = [
-  "cl1",
-  "cl2",
-  "Kiran",
-  "Kir2n",
-  "stam",
-  "stam2",
-  "stam3",
-  "stam4",
-  "stam5",
-  "stam6",
-  "stam7",
-]
-
-?>
\ No newline at end of file
diff --git a/server/urlManipulator/AbstractUrlManipulator.php b/server/urlManipulator/AbstractUrlManipulator.php
index f8013e9..ea28a8e 100644
--- a/server/urlManipulator/AbstractUrlManipulator.php
+++ b/server/urlManipulator/AbstractUrlManipulator.php
@@ -5,11 +5,8 @@ namespace urlManipulator;
 abstract class AbstractUrlManipulator
 {
   abstract public function manipulateUrl(string $url);
-
   abstract protected function addParamToUrl(string $url, string $param, string $value);
-
   abstract protected function generateRandomValue();
-
   abstract protected function getNewParam(array $existingParams);
 }
 
diff --git a/server/urlManipulator/ManipulationResponseInterface.php b/server/urlManipulator/ManipulationResponseInterface.php
deleted file mode 100644
index e69de29..0000000