Software, and simple trick with PC. All will be added here. 

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How To: Patch Windows Live Messenger - Remove ads, nudge delay and more
Use PIXreziser to simple adjust the size for images to web and sharing
How to Password Protect your files on Windows
How To Verify a non-payment iTunes Apple Store Account
How To Play Subtitle-files along with a Videofile
 - How to open ISO and RAR files?