Please check this tab if its correct I think so but Im not sure

Intro:  
|----------------------------------------------------| 
|----------------------------------------------------| 
|--------------4-4-4-4-4-4---------------5-5-5-5-5-5-| 
|-5-5-5-5-5-5--4-4-4-4-4-4--2-2-2-2-2-2--3-3-3-3-3-3-| 
|-5-5-5-5-5-5--2-2-2-2-2-2--2-2-2-2-2-2--3-3-3-3-3-3-| 
|-3-3-3-3-3-3---------------0-0-0-0-0-0--------------| 
Riff1: 
------------------------------------------------------------------------------------ 
------------------------------------------------------------------------------------
------------------------------------------------------------------------------------
------------------------------------------------------------------------------------
-------------0----2--3--2----0---------0----5--5--5--5--5--5--5--5--5--------------- 
-----3-------------------------------3----------------------------------------------
Verse:
|----------------------------------------------------| 
|----------------------------------------------------| 
|--------------4-4-4-4-4-4---------------5-5-5-5-5-5-| 
|-5-5-5-5-5-5--4-4-4-4-4-4--2-2-2-2-2-2--3-3-3-3-3-3-| 
|-5-5-5-5-5-5--2-2-2-2-2-2--2-2-2-2-2-2--3-3-3-3-3-3-| 
|-3-3-3-3-3-3---------------0-0-0-0-0-0--------------| 
Chorus: 
|----------------------------------------------------| 
|----------------------------------------------------| 
|--------------4-4-4-4-4-4---------------5-5-5-5-5-5-| 
|-5-5-5-5-5-5--4-4-4-4-4-4--2-2-2-2-2-2--3-3-3-3-3-3-| 
|-5-5-5-5-5-5--2-2-2-2-2-2--2-2-2-2-2-2--3-3-3-3-3-3-| 
|-3-3-3-3-3-3---------------0-0-0-0-0-0--------------| 

Any suggestions E-mail me or rate the tab and tell me whats wrong.