diff --git a/.cpd.yaml b/.cpd.yaml
new file mode 100644
index 0000000..0122648
--- /dev/null
+++ b/.cpd.yaml
@@ -0,0 +1,18 @@
+
+languages:
+  - javascript
+files:
+  - "test/**/*"
+exclude:
+  - "node_modules/*"
+reporter: json
+
+languages-exts:
+    coffeescript:
+        - coffee
+    javascript:
+        - js
+        - es
+        - es5
+        - es6
+        - es7
diff --git a/.gitignore b/.gitignore
index 6df55b3..c21e177 100644
--- a/.gitignore
+++ b/.gitignore
@@ -10,3 +10,4 @@ coverage.lcov
 *.class
 dependency-check-report.html
 linter.xml
+duplication.json
diff --git a/04 Lab 1 Software Quality.md b/04 Lab 1 Software Quality.md
new file mode 100644
index 0000000..b870701
--- /dev/null
+++ b/04 Lab 1 Software Quality.md	
@@ -0,0 +1,18 @@
+
+# Software Quality
+
+Resources:
+
+1. [Lecture slides](https://docs.google.com/presentation/d/1Os28FNScFv2lHLqDfXGMPpSNf-Zbx0ByEGa0Ft8vxhk/edit?usp=sharing)
+
+This week you are starting the development process.
+
+Ensure you have private repo(s) in the 340CT-1819OCTJAN organisation. Names should be in the format xxx-yyy where xxx is your university username.
+
+Set up your .eslintrc file and add a jest section to your package.json
+
+Configure a range of tests and create aliases in your package.json
+
+Set up your pre-commit and pre-push hooks to automatically run the tests
+
+Start coding!
diff --git a/exercises/01_nodejs/02_dynamic_website/bookshop/package.json b/exercises/01_nodejs/02_dynamic_website/bookshop/package.json
index e603953..20ed145 100644
--- a/exercises/01_nodejs/02_dynamic_website/bookshop/package.json
+++ b/exercises/01_nodejs/02_dynamic_website/bookshop/package.json
@@ -14,6 +14,7 @@
     "sqlite3": "^4.0.2"
   },
   "devDependencies": {
-    "eslint": "^5.0.1"
+    "eslint": "^5.0.1",
+    "jscpd": "^0.6.25"
   }
 }