diff --git a/install.php b/install.php
index 1b810f8c..c9f0360c 100644
--- a/install.php
+++ b/install.php
@@ -3,7 +3,7 @@
 /**
  * ProcessWire Installer
  *
- * Because this installer runs before PW2 is installed, it is largely self contained.
+ * Because this installer runs before PW is installed, it is largely self contained.
  * It's a quick-n-simple single purpose script that's designed to run once, and it should be deleted after installation.
  * This file self-executes using code found at the bottom of the file, under the Installer class. 
  *
@@ -21,7 +21,7 @@ define("PROCESSWIRE_INSTALL", "3.x");
 /**
  * class Installer
  *
- * Self contained class to install ProcessWire 2.x
+ * Self contained class to install ProcessWire 3.x
  *
  */
 class Installer {
diff --git a/site-default/modules/Helloworld/Helloworld.module b/site-default/modules/Helloworld/Helloworld.module
index 0fc34899..719ce21e 100644
--- a/site-default/modules/Helloworld/Helloworld.module
+++ b/site-default/modules/Helloworld/Helloworld.module
@@ -27,7 +27,7 @@ class Helloworld extends WireData implements Module {
 
 		return array(
 
-			// The module'ss title, typically a little more descriptive than the class name
+			// The module's title, typically a little more descriptive than the class name
 			'title' => 'Hello World', 
 
 			// version number 
diff --git a/wire/core/Pages.php b/wire/core/Pages.php
index e41f5694..96af5202 100644
--- a/wire/core/Pages.php
+++ b/wire/core/Pages.php
@@ -259,7 +259,7 @@ class Pages extends Wire {
 	}
 
 	/**
-	 * Like find(), but with “lazy loading” to support giant result sets without running of memory.
+	 * Like find(), but with “lazy loading” to support giant result sets without running out of memory.
 	 * 
 	 * When using this method, you can retrieve tens of thousands, or hundreds of thousands of pages 
 	 * or more, without needing a pagination "limit" in your selector. Individual pages are loaded
diff --git a/wire/core/WireMailTools.php b/wire/core/WireMailTools.php
index 329aa159..35cad53f 100644
--- a/wire/core/WireMailTools.php
+++ b/wire/core/WireMailTools.php
@@ -13,7 +13,7 @@
  * $message = $mail->new();
  * $message->subject('Hello world')
  *   ->to('user@domain.com')
- *   ->from('you@company.com');
+ *   ->from('you@company.com')
  *   ->body('Hello there big world')
  *   ->bodyHTML('<h2>Hello there big world</h2>');
  * $numSent = $message->send();