diff --git a/.arcconfig b/.arcconfig
new file mode 100644
index 0000000..5c22076
--- /dev/null
+++ b/.arcconfig
@@ -0,0 +1,5 @@
+{
+  "project.name" : "signifyd-php",
+  "phabricator.uri" : "https://signifyd.phacility.com/",
+  "history.immutable" : true
+}
diff --git a/.arclint b/.arclint
new file mode 100644
index 0000000..cd01182
--- /dev/null
+++ b/.arclint
@@ -0,0 +1,8 @@
+{
+  "linters": {
+    "php": {
+      "type": "php",
+      "include": "(\\.php$)"
+    }
+  }
+}
diff --git a/.gitignore b/.gitignore
index 4411a96..89c3559 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,11 @@
 .idea/*
 .vagrant/*
 VAGRANTFILE
-index.php
\ No newline at end of file
+index.php
+
+# Ignore the files and directories created by Eclipse
+.cache
+.classpath
+.project
+.settings
+.buildpath
diff --git a/LICENSE.txt b/LICENSE.txt
new file mode 100644
index 0000000..2c9b211
--- /dev/null
+++ b/LICENSE.txt
@@ -0,0 +1,28 @@
+The MIT License (MIT)
+http://opensource.org/licenses/MIT
+
+Copyright © 2015 SIGNIFYD Inc. All rights reserved.
+
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
+
diff --git a/README.md b/README.md
index 11a3003..fea87b3 100644
--- a/README.md
+++ b/README.md
@@ -1 +1 @@
-Signifyd client plugin for PHP. Intstall with Composer (https://getcomposer.org/)
+SIGNIFYD client plugin for PHP. Intstall with Composer (https://getcomposer.org/)
diff --git a/composer.json b/composer.json
index d294188..df653d7 100644
--- a/composer.json
+++ b/composer.json
@@ -3,7 +3,7 @@
   "description": "Signifyd client API plugin for PHP",
   "type": "library",
   "license": [
-    "OSL-3.0"
+    "MIT"
   ],
   "require": {
     "php": ">=5.4.0"
diff --git a/lib/Core/SignifydAPI.php b/lib/Core/SignifydAPI.php
index 599a008..881d004 100644
--- a/lib/Core/SignifydAPI.php
+++ b/lib/Core/SignifydAPI.php
@@ -1,4 +1,9 @@
 <?php
+
+/**
+ * Copyright © 2015 SIGNIFYD Inc. All rights reserved.
+ * See LICENSE.txt for license details.
+ */
 namespace Signifyd\Core;
 
 class SignifydAPI
diff --git a/lib/Core/SignifydModel.php b/lib/Core/SignifydModel.php
index fcabb56..8d0c514 100644
--- a/lib/Core/SignifydModel.php
+++ b/lib/Core/SignifydModel.php
@@ -1,9 +1,13 @@
 <?php
 
+/**
+ * Copyright © 2015 SIGNIFYD Inc. All rights reserved.
+ * See LICENSE.txt for license details.
+ */
 namespace Signifyd\Core;
 
 /**
- * Class SignifydModel Base class for all API model data. Handles data validation
+ * Class SignifydModel Base class for all API model data. Handles data validation.
  */
 abstract class SignifydModel
 {
diff --git a/lib/Core/SignifydSettings.php b/lib/Core/SignifydSettings.php
index 19123a0..80e91f7 100644
--- a/lib/Core/SignifydSettings.php
+++ b/lib/Core/SignifydSettings.php
@@ -1,5 +1,9 @@
 <?php
 
+/**
+ * Copyright © 2015 SIGNIFYD Inc. All rights reserved.
+ * See LICENSE.txt for license details.
+ */
 namespace Signifyd\Core;
 
 /**
diff --git a/lib/Models/Address.php b/lib/Models/Address.php
index db2941a..8702768 100644
--- a/lib/Models/Address.php
+++ b/lib/Models/Address.php
@@ -1,4 +1,9 @@
 <?php
+
+/**
+ * Copyright © 2015 SIGNIFYD Inc. All rights reserved.
+ * See LICENSE.txt for license details.
+ */
 namespace Signifyd\Models;
 
 use Signifyd\Core\SignifydModel;
diff --git a/lib/Models/Card.php b/lib/Models/Card.php
index afb394a..fe407c6 100644
--- a/lib/Models/Card.php
+++ b/lib/Models/Card.php
@@ -1,4 +1,9 @@
 <?php
+
+/**
+ * Copyright © 2015 SIGNIFYD Inc. All rights reserved.
+ * See LICENSE.txt for license details.
+ */
 namespace Signifyd\Models;
 
 use Signifyd\Core\SignifydModel;
diff --git a/lib/Models/CaseModel.php b/lib/Models/CaseModel.php
index 632260d..538bddd 100644
--- a/lib/Models/CaseModel.php
+++ b/lib/Models/CaseModel.php
@@ -1,4 +1,9 @@
 <?php
+
+/**
+ * Copyright © 2015 SIGNIFYD Inc. All rights reserved.
+ * See LICENSE.txt for license details.
+ */
 namespace Signifyd\Models;
 
 use Signifyd\Core\SignifydModel;
diff --git a/lib/Models/PaymentUpdate.php b/lib/Models/PaymentUpdate.php
index 4c443ee..9d97805 100644
--- a/lib/Models/PaymentUpdate.php
+++ b/lib/Models/PaymentUpdate.php
@@ -1,5 +1,9 @@
 <?php
 
+/**
+ * Copyright © 2015 SIGNIFYD Inc. All rights reserved.
+ * See LICENSE.txt for license details.
+ */
 namespace Signifyd\Models;
 
 use Signifyd\Core\SignifydModel;
diff --git a/lib/Models/Product.php b/lib/Models/Product.php
index bca558a..55b08ea 100644
--- a/lib/Models/Product.php
+++ b/lib/Models/Product.php
@@ -1,4 +1,9 @@
 <?php
+
+/**
+ * Copyright © 2015 SIGNIFYD Inc. All rights reserved.
+ * See LICENSE.txt for license details.
+ */
 namespace Signifyd\Models;
 
 use Signifyd\Core\SignifydModel;
diff --git a/lib/Models/Purchase.php b/lib/Models/Purchase.php
index b138f69..81f31a4 100644
--- a/lib/Models/Purchase.php
+++ b/lib/Models/Purchase.php
@@ -1,4 +1,9 @@
 <?php
+
+/**
+ * Copyright © 2015 SIGNIFYD Inc. All rights reserved.
+ * See LICENSE.txt for license details.
+ */
 namespace Signifyd\Models;
 
 use Signifyd\Core\SignifydModel;
diff --git a/lib/Models/Recipient.php b/lib/Models/Recipient.php
index 4cf94d2..cf157ed 100644
--- a/lib/Models/Recipient.php
+++ b/lib/Models/Recipient.php
@@ -1,4 +1,9 @@
 <?php
+
+/**
+ * Copyright © 2015 SIGNIFYD Inc. All rights reserved.
+ * See LICENSE.txt for license details.
+ */
 namespace Signifyd\Models;
 
 use Signifyd\Core\SignifydModel;
diff --git a/lib/Models/Seller.php b/lib/Models/Seller.php
index 3d83a12..9828950 100644
--- a/lib/Models/Seller.php
+++ b/lib/Models/Seller.php
@@ -1,4 +1,9 @@
 <?php
+
+/**
+ * Copyright © 2015 SIGNIFYD Inc. All rights reserved.
+ * See LICENSE.txt for license details.
+ */
 namespace Signifyd\Models;
 
 use Signifyd\Core\SignifydModel;
diff --git a/lib/Models/Shipment.php b/lib/Models/Shipment.php
index 730b95b..538833b 100644
--- a/lib/Models/Shipment.php
+++ b/lib/Models/Shipment.php
@@ -1,4 +1,9 @@
 <?php
+
+/**
+ * Copyright © 2015 SIGNIFYD Inc. All rights reserved.
+ * See LICENSE.txt for license details.
+ */
 namespace Signifyd\Models;
 
 use Signifyd\Core\SignifydModel;
diff --git a/lib/Models/UserAccount.php b/lib/Models/UserAccount.php
index dec25a5..92394cd 100644
--- a/lib/Models/UserAccount.php
+++ b/lib/Models/UserAccount.php
@@ -1,4 +1,9 @@
 <?php
+
+/**
+ * Copyright © 2015 SIGNIFYD Inc. All rights reserved.
+ * See LICENSE.txt for license details.
+ */
 namespace Signifyd\Models;
 
 use Signifyd\Core\SignifydModel;