diff --git a/Images/addCoverage1.png b/Images/addCoverage1.png new file mode 100644 index 0000000..007d0ba Binary files /dev/null and b/Images/addCoverage1.png differ diff --git a/Images/addCoverage2.png b/Images/addCoverage2.png new file mode 100644 index 0000000..70b8852 Binary files /dev/null and b/Images/addCoverage2.png differ diff --git a/Images/observer.png b/Images/observer.png new file mode 100644 index 0000000..e42e641 Binary files /dev/null and b/Images/observer.png differ