diff --git a/README.md b/README.md
index d159452d..503c083c 100644
--- a/README.md
+++ b/README.md
@@ -200,7 +200,7 @@ If you would like to connect to the server asynchronously, you should use the `W
 
 #### Step 5 ####
 
-Sending a data to the WebSocket server.
+Sending data to the WebSocket server.
 
 ```csharp
 ws.Send (data);
@@ -208,9 +208,9 @@ ws.Send (data);
 
 The `WebSocket.Send` method is overloaded.
 
-You can use the `WebSocket.Send (string)`, `WebSocket.Send (byte[])`, or `WebSocket.Send (System.IO.FileInfo)` method to send a data.
+You can use the `WebSocket.Send (string)`, `WebSocket.Send (byte[])`, or `WebSocket.Send (System.IO.FileInfo)` method to send the data.
 
-If you would like to send a data asynchronously, you should use the `WebSocket.SendAsync` method.
+If you would like to send the data asynchronously, you should use the `WebSocket.SendAsync` method.
 
 ```csharp
 ws.SendAsync (data, completed);
@@ -329,15 +329,15 @@ public class Chat : WebSocketBehavior
 
 You can define the behavior of any WebSocket service by creating the class that inherits the `WebSocketBehavior` class.
 
-If you override the `WebSocketBehavior.OnMessage (MessageEventArgs)` method, it's called when the `WebSocket` used in the current session in the service receives a message.
+If you override the `WebSocketBehavior.OnMessage (MessageEventArgs)` method, it's called when the `WebSocket` used in a session in the service receives a message.
 
 And if you override the `WebSocketBehavior.OnOpen ()`, `WebSocketBehavior.OnError (ErrorEventArgs)`, and `WebSocketBehavior.OnClose (CloseEventArgs)` methods, each of them is called when each event of the `WebSocket` (the `OnOpen`, `OnError`, and `OnClose` events) occurs.
 
-The `WebSocketBehavior.Send` method sends a data to the client on the current session in the service.
+The `WebSocketBehavior.Send` method sends data to the client on a session in the service.
 
 If you would like to access the sessions in the service, you should use the `WebSocketBehavior.Sessions` property (returns a `WebSocketSharp.Server.WebSocketSessionManager`).
 
-The `WebSocketBehavior.Sessions.Broadcast` method broadcasts a data to every client in the service.
+The `WebSocketBehavior.Sessions.Broadcast` method sends data to every client in the service.
 
 #### Step 3 ####
 
@@ -446,7 +446,7 @@ If you set this property to nothing, the validation does nothing with the server
 As a **WebSocket Server**, you should create a new instance of the `WebSocketServer` or `HttpServer` class with some settings for secure connection, such as the following.
 
 ```csharp
-var wssv = new WebSocketServer (4649, true);
+var wssv = new WebSocketServer (5963, true);
 wssv.SslConfiguration.ServerCertificate =
   new X509Certificate2 ("/path/to/cert.pfx", "password for cert.pfx");
 ```