diff --git a/Gemfile b/Gemfile
index c9efd6f..84b9d5a 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,29 +1,34 @@
 source "https://rubygems.org"
 
 group :development, :test do
   gem 'pry-byebug'
 end
 
+group :development do
+  gem 'guard-minitest', require: false
+  gem 'guard', require: false
+end
+
 # Lock jessie versions
 #
 
 gem 'rails', '4.1.8'
 gem 'i18n', '0.6.9'
 gem 'json', '1.8.1'
 gem 'mail', '2.6.1'
 gem 'mime-types', '1.25'
 gem 'minitest', '5.4.2'
 gem 'rack', '1.5.2'
 gem 'rack-test', '0.6.2'
 gem 'rake', '10.3.2'
 gem 'sprockets', '2.12.3'
 gem 'sprockets-rails', '2.1.3'
 gem 'thread_safe', '0.3.3'
 gem 'tzinfo', '1.1.0'
 
 gem 'mysql2', '0.3.16'
 gem 'jquery-rails', '3.1.2'
 
 group :test do
   gem 'factory_girl_rails', '4.4.1' # pkg:ruby-factory-girl-rails
 end
diff --git a/Gemfile.lock b/Gemfile.lock
index b82cf52..81fcada 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,117 +1,146 @@
 GEM
   remote: https://rubygems.org/
   specs:
     actionmailer (4.1.8)
       actionpack (= 4.1.8)
       actionview (= 4.1.8)
       mail (~> 2.5, >= 2.5.4)
     actionpack (4.1.8)
       actionview (= 4.1.8)
       activesupport (= 4.1.8)
       rack (~> 1.5.2)
       rack-test (~> 0.6.2)
     actionview (4.1.8)
       activesupport (= 4.1.8)
       builder (~> 3.1)
       erubis (~> 2.7.0)
     activemodel (4.1.8)
       activesupport (= 4.1.8)
       builder (~> 3.1)
     activerecord (4.1.8)
       activemodel (= 4.1.8)
       activesupport (= 4.1.8)
       arel (~> 5.0.0)
     activesupport (4.1.8)
       i18n (~> 0.6, >= 0.6.9)
       json (~> 1.7, >= 1.7.7)
       minitest (~> 5.1)
       thread_safe (~> 0.1)
       tzinfo (~> 1.1)
     arel (5.0.1.20140414130214)
     builder (3.2.2)
     byebug (4.0.5)
       columnize (= 0.9.0)
     coderay (1.1.0)
     columnize (0.9.0)
     erubis (2.7.0)
     factory_girl (4.4.0)
       activesupport (>= 3.0.0)
     factory_girl_rails (4.4.1)
       factory_girl (~> 4.4.0)
       railties (>= 3.0.0)
+    ffi (1.9.10)
+    formatador (0.2.5)
+    guard (2.13.0)
+      formatador (>= 0.2.4)
+      listen (>= 2.7, <= 4.0)
+      lumberjack (~> 1.0)
+      nenv (~> 0.1)
+      notiffany (~> 0.0)
+      pry (>= 0.9.12)
+      shellany (~> 0.0)
+      thor (>= 0.18.1)
+    guard-compat (1.2.1)
+    guard-minitest (2.4.4)
+      guard-compat (~> 1.2)
+      minitest (>= 3.0)
     hike (1.2.3)
     i18n (0.6.9)
     jquery-rails (3.1.2)
       railties (>= 3.0, < 5.0)
       thor (>= 0.14, < 2.0)
     json (1.8.1)
+    listen (3.0.3)
+      rb-fsevent (>= 0.9.3)
+      rb-inotify (>= 0.9)
+    lumberjack (1.0.9)
     mail (2.6.1)
       mime-types (>= 1.16, < 3)
     method_source (0.8.2)
     mime-types (1.25)
     minitest (5.4.2)
     multi_json (1.11.2)
     mysql2 (0.3.16)
+    nenv (0.2.0)
+    notiffany (0.0.8)
+      nenv (~> 0.1)
+      shellany (~> 0.0)
     pry (0.10.1)
       coderay (~> 1.1.0)
       method_source (~> 0.8.1)
       slop (~> 3.4)
     pry-byebug (3.1.0)
       byebug (~> 4.0)
       pry (~> 0.10)
     rack (1.5.2)
     rack-test (0.6.2)
       rack (>= 1.0)
     rails (4.1.8)
       actionmailer (= 4.1.8)
       actionpack (= 4.1.8)
       actionview (= 4.1.8)
       activemodel (= 4.1.8)
       activerecord (= 4.1.8)
       activesupport (= 4.1.8)
       bundler (>= 1.3.0, < 2.0)
       railties (= 4.1.8)
       sprockets-rails (~> 2.0)
     railties (4.1.8)
       actionpack (= 4.1.8)
       activesupport (= 4.1.8)
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
     rake (10.3.2)
+    rb-fsevent (0.9.6)
+    rb-inotify (0.9.5)
+      ffi (>= 0.5.0)
+    shellany (0.0.1)
     slop (3.6.0)
     sprockets (2.12.3)
       hike (~> 1.2)
       multi_json (~> 1.0)
       rack (~> 1.0)
       tilt (~> 1.1, != 1.3.0)
     sprockets-rails (2.1.3)
       actionpack (>= 3.0)
       activesupport (>= 3.0)
       sprockets (~> 2.8)
     thor (0.19.1)
     thread_safe (0.3.3)
     tilt (1.4.1)
     tzinfo (1.1.0)
       thread_safe (~> 0.1)
 
 PLATFORMS
   ruby
 
 DEPENDENCIES
   factory_girl_rails (= 4.4.1)
+  guard
+  guard-minitest
   i18n (= 0.6.9)
   jquery-rails (= 3.1.2)
   json (= 1.8.1)
   mail (= 2.6.1)
   mime-types (= 1.25)
   minitest (= 5.4.2)
   mysql2 (= 0.3.16)
   pry-byebug
   rack (= 1.5.2)
   rack-test (= 0.6.2)
   rails (= 4.1.8)
   rake (= 10.3.2)
   sprockets (= 2.12.3)
   sprockets-rails (= 2.1.3)
   thread_safe (= 0.3.3)
   tzinfo (= 1.1.0)
diff --git a/Guardfile b/Guardfile
new file mode 100644
index 0000000..5747e47
--- /dev/null
+++ b/Guardfile
@@ -0,0 +1,5 @@
+guard :minitest do
+  watch(%r{^test/test_helper\.rb$}) { 'test' }
+  watch(%r{^test/(.*)\/?test_(.*)\.rb$})
+  watch(%r{^app/(.+)\.rb$}) { |m| "test/#{m[1]}_test.rb" }
+end