diff --git a/Network_Plus/Network+_OSI.md b/Network_Plus/Network+_OSI.md
index ffd890d..07b3d42 100644
--- a/Network_Plus/Network+_OSI.md
+++ b/Network_Plus/Network+_OSI.md
@@ -43,16 +43,16 @@
     * Logical addressing 
         * Ip Addressing  IPv4 and IPv6
     * Switching (Routing)
-    * Route discovery and selction
+    * Route discovery and selection
     * Connection Services 
-    * Banwidth usage
+    * Bandwidth usage
     * Multiplexing
 * ### How should data be __forward__ or __routed__ 
     * Packet Switching (Most common)
         * Data is divided into packets and then forwarded to is IP address.
     * Circuit Switching
-        * Dedicated communication link is establed between two devices.
-        * It uses one path when the connect establed and the whole time the connect is there. 
+        * Dedicated communication link is established between two devices.
+        * It uses one path when the connect established and the whole time the connect is there. 
     * Message Switching
         * Data is divided into messages which may be stored and then forwarded. 
 * ### Route Discovery and Selection
@@ -107,5 +107,5 @@
         * Reestablish connedtion
         * Acknowlegde receipt
     * Tear down 
-        * Ending of a sesion after the transfer is doneor when the other party disconnects. 
+        * Ending of a session after the transfer is done or when the other party disconnects. 
         
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