diff --git a/14_ABAP_Unit_Tests.md b/14_ABAP_Unit_Tests.md
index 7b623ea..b4ffd71 100644
--- a/14_ABAP_Unit_Tests.md
+++ b/14_ABAP_Unit_Tests.md
@@ -64,7 +64,7 @@ Test classes ...
 
 The skeleton of a test class might look like this:
 ``` abap
-"This code
+"Test class in the test include
 CLASS ltc_test_class DEFINITION 
   FOR TESTING                     "Defines a class to be used in ABAP Unit
   RISK LEVEL HARMLESS             "Defines risk level, options: HARMLESS/CRITICAL/DANGEROUS
diff --git a/src/zcl_demo_abap_unit_test.clas.abap b/src/zcl_demo_abap_unit_test.clas.abap
index 966b81e..e1d1fcd 100644
--- a/src/zcl_demo_abap_unit_test.clas.abap
+++ b/src/zcl_demo_abap_unit_test.clas.abap
@@ -325,6 +325,8 @@ CLASS zcl_demo_abap_unit_test IMPLEMENTATION.
   METHOD get_common_div_and_gcd.
     "Calculates the common divisors and the greatest common divisor of two numbers
 
+    CLEAR: common_divisors, gcd.
+
     CHECK a >= 1.
     CHECK b >= 1.
 
@@ -364,6 +366,8 @@ CLASS zcl_demo_abap_unit_test IMPLEMENTATION.
   METHOD get_digit_sum.
     "Calculates the digit sum of a number
 
+    CLEAR digit_sum.
+
     CHECK num >= 0.
 
     DATA(converted_int) = CONV string( num ).
diff --git a/src/zcl_demo_abap_unit_test.clas.testclasses.abap b/src/zcl_demo_abap_unit_test.clas.testclasses.abap
index 0482e79..608e2cf 100644
--- a/src/zcl_demo_abap_unit_test.clas.testclasses.abap
+++ b/src/zcl_demo_abap_unit_test.clas.testclasses.abap
@@ -383,21 +383,13 @@ CLASS ltc_test_dummy DEFINITION FOR TESTING
 
   PRIVATE SECTION.
 
-    DATA: ref_cut TYPE REF TO zcl_demo_abap_unit_test.
-
     METHODS: test_multiple_asserts_ok FOR TESTING,
-             test_multiple_asserts_fail FOR TESTING,
-             setup.
+             test_multiple_asserts_fail FOR TESTING.
 
 ENDCLASS.
 
 CLASS ltc_test_dummy IMPLEMENTATION.
 
-  METHOD setup.
-    "Creating an object of the class under test
-    ref_cut = NEW #( ).
-  ENDMETHOD.
-
   METHOD test_multiple_asserts_ok.
     "This method does not test a method of the class under test.
 
@@ -614,7 +606,7 @@ CLASS ltc_test_doc_seam IMPLEMENTATION.
                                                num1           = DATA(num1)
                                                num2           = DATA(num2) ).
 
-    "AssertionS
+    "Assertions
     cl_abap_unit_assert=>assert_equals(
         act = occupancy_rate
         exp = expected_occupancy_rate