diff --git a/Gemfile b/Gemfile
index 80af9d8..101fc26 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,4 +1,4 @@
-# frozen_string_literal: true
+#frozen_string_literal: true
 source "https://rubygems.org"
 
 gem "codeclimate-test-reporter"
diff --git a/README.md b/README.md
index 4a54c89..8c2e8b1 100644
--- a/README.md
+++ b/README.md
@@ -3,15 +3,16 @@ Code Climate Lunch & Learn Example
 
 
 Example files: https://gist.github.com/dblandin/589e70345774298e1622850349c31876
+  
+## Setup 
 
-## Setup
 
 1. Install the Code Climate [browser extension](https://codeclimate.com/browser-extension)
 1. [Fork](https://github.com/codeclimate-demo/example-foobar#fork-destination-box) this project
 
 <img src="https://raw.githubusercontent.com/codeclimate-demo/example-foobar/master/screenshots/2017-05-23-052427_978x491_scrot.png" align="center" width="600" />
 
-## Introduce some complexity
+## Introduce some complexity 
 
 1. Modify `foo_bar.rb` with [this content](https://gist.github.com/dblandin/589e70345774298e1622850349c31876#file-foo_bar-rb) from gist
 1. Push to fork and open PR against master
@@ -62,6 +63,3 @@ You should now see green annotations which mean those lines are now covered by
     ```
 
 You should now see duplication issues reported by Code Climate.
-
-<img src="https://raw.githubusercontent.com/codeclimate-demo/example-foobar/master/screenshots/2017-05-23-053732_1798x983_scrot.png" align="center" width="600" />
-  
diff --git a/duplication_2.rb b/duplication_2.rb
index debf01d..fb0f995 100644
--- a/duplication_2.rb
+++ b/duplication_2.rb
@@ -1 +1,30 @@
-# TODO: Add duplication_2.rb content
+require "securerandom"
+
+module DuplicationExample
+  def identical(message, header: true)
+    body = []
+    body << "-- HEADER --" if header
+    body << "-- MESSAGE --"
+    body << message
+    body << "-- FOOTER --"
+    message = body.join("\n")
+
+    if message.length > 100
+      message[0, 100]
+    else
+      message
+    end
+  end
+
+  def similar
+    hex = SecureRandom.hex(20)
+    hex.reverse
+    hex += "-suffix"
+
+    if hex.start_with?("z")
+      hex += "something-else"
+    end
+
+    hex
+  end
+end
diff --git a/foo_bar.rb b/foo_bar.rb
index bc32445..44c0eb1 100644
--- a/foo_bar.rb
+++ b/foo_bar.rb
@@ -1 +1,22 @@
-# TODO: Add FooBar content
+class FooBar
+  def run(items = gets.chomp.to_i)
+    if items > 0
+      list = []
+      (1..items).each do |n|
+        if n % 3 == 0 && n % 5 == 0
+          list << "FOOBAR"
+        elsif n % 3 == 0
+          list << "FOO"
+        elsif n % 5 == 0
+          list << "BAR"
+        else
+          list << n
+        end
+      end
+    else
+      puts "Please enter a positive number "
+    end
+
+    list
+  end
+end
diff --git a/nestfolder1/nestfolder2/example.rb b/nestfolder1/nestfolder2/example.rb
index 31bd03f..6e47d1a 100644
--- a/nestfolder1/nestfolder2/example.rb
+++ b/nestfolder1/nestfolder2/example.rb
@@ -145,4 +145,131 @@
 test
 test
 test
+testtest
+test
+test
+test
+test
+test
+test
+test
+test
+test
+test
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+test
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+test
 test
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+test
+test
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+
+test
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+testtest
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+testtest
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+testtest
+test
+test
+test
+test
+test
+test
+test
+testtest
+test
+test
+
+
diff --git a/spec/foo_bar_spec.rb b/spec/foo_bar_spec.rb
index 7689240..587fb09 100644
--- a/spec/foo_bar_spec.rb
+++ b/spec/foo_bar_spec.rb
@@ -1,4 +1,30 @@
 require "spec_helper"
 require_relative "../foo_bar"
 
-# TODO: Add FooBar specs
+require "spec_helper"
+require_relative "../foo_bar"
+
+describe "FooBar" do
+  it "returns correct list of items" do
+    result = FooBar.new.run(15)
+
+    expect(result.length).to eq(15)
+    expect(result).to eq([
+      1,
+      2,
+      "FOO",
+      4,
+      "BAR",
+      "FOO",
+      7,
+      8,
+      "FOO",
+      "BAR",
+      11,
+      "FOO",
+      13,
+      14,
+      "FOOBAR",
+    ])
+  end
+end