diff --git a/SymfonyInstructions.md b/SymfonyInstructions.md
index c4968e7..8cb9752 100644
--- a/SymfonyInstructions.md
+++ b/SymfonyInstructions.md
@@ -1,8 +1,10 @@
 ## Raygun4PHP Symfony installation instructions
 
-### Step 1: Install Raygun4PHP with Composer (see README.md)
+### Step 1: Install Raygun4PHP with Composer (see [README.md](README.md))
 
-### Step 2: Create the file: `src/AppBundle/EventListener/RaygunExceptionListener` with the following content:
+### Step 2: Create the file: `src/AppBundle/EventListener/RaygunExceptionListener`
+
+Populate with the following:
 
 ```php
 <?php
@@ -32,15 +34,18 @@ class RaygunExceptionListener
 
 ?>
 ```
+
 **Important:** Make sure you change *apiKey* to your Raygun API key.
 
 ### Step 3: Register the hook service in `app/config/services.yml`
-```
+
+```yaml
 app.exception_listener:
     class: AppBundle\EventListener\RaygunExceptionListener
     tags:
         - { name: kernel.event_listener, event: kernel.exception }
 ```
 
-## Further Information:
+## Further Information
+
 Information about the [Symfony Event Listeners can be located here](http://symfony.com/doc/current/cookbook/event_dispatcher/event_listener.html).
diff --git a/UsageExampleV2.md b/UsageExampleV2.md
index 91b9c01..8e92911 100644
--- a/UsageExampleV2.md
+++ b/UsageExampleV2.md
@@ -21,8 +21,8 @@ $client = new Raygun4php\RaygunClient($transport);
 // Create and register error handlers
 function error_handler($errno, $errstr, $errfile, $errline )
 {
-	global $client;
-	$client->SendError($errno, $errstr, $errfile, $errline);
+   global $client;
+   $client->SendError($errno, $errstr, $errfile, $errline);
 }
 
 function exception_handler($exception)
diff --git a/composer.json b/composer.json
index 620c62b..0d963fc 100644
--- a/composer.json
+++ b/composer.json
@@ -8,15 +8,20 @@
         "exceptions",
         "logging"
     ],
-    "homepage": "http://raygun.com",
+    "homepage": "https://raygun.com",
     "license": "MIT",
     "authors": [
         {
-            "name": "Mindscape",
-            "email": "contact@mindscape.co.nz",
-            "homepage": "http://www.mindscapehq.com"
+            "name": "Raygun",
+            "homepage": "https://raygun.com"
         }
     ],
+    "support": {
+        "issues": "https://github.com/MindscapeHQ/raygun4php/issues",
+        "source": "https://github.com/MindscapeHQ/raygun4php",
+        "docs": "https://raygun.com/documentation/language-guides/php/crash-reporting/",
+        "chat": "https://raygun.com/about/contact"
+    },
     "require": {
         "php": "^7.2|^8.0",
         "ext-json": "*",
@@ -46,6 +51,8 @@
         "preferred-install": "dist"
     },
     "scripts": {
-        "test": ["phpunit"]
+        "test": [
+            "phpunit"
+        ]
     }
 }
diff --git a/src/Raygun4php/RaygunClient.php b/src/Raygun4php/RaygunClient.php
index adf51e5..31f79b4 100644
--- a/src/Raygun4php/RaygunClient.php
+++ b/src/Raygun4php/RaygunClient.php
@@ -81,7 +81,7 @@ public function getDisableUserTracking()
      * Transmits an error to the Raygun API
      *
      * @param int    $errno          The error number
-     * @param string $errstr         The error string
+     * @param string $errstr         The error string (Used for error grouping. So don't include identifiers in $errstr. Use $userCustomData for, per instance, unique values)
      * @param string $errfile        The file the error occurred in
      * @param int    $errline        The line the error occurred on
      * @param array  $tags           An optional array of string tags used to provide metadata for the message