How to remove DRM protection from purchased TV Shows from Itunes

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Question: How to remove DRM protection from purchased TV Shows from Itunes
I have purchased some TV Shows from Itunes, however I fly out to work each week and I like to watch stuff at work, is there any way to put these files from itunes to my external hard drive? I would like a free and easy way to remove the DRM protection either through conversion software or some other way, so that I can put it on my External HDD
Answers:

I know that almost all the movie or TV shows from iTunes are DRM protected.  You need remove the protectection from the movies or TV shows. I know there is DRM removal  for iTunes video.  Aimersoft DRM Media Converter is innovative DRM removal software that can remove DRM protection from movies and music bought from iTunes 10, Microsoft Media Center, Napster, Pandora, BBC iPlayer, Amazon video on demand and other DRM protected media center legally. In addition, this media converter can convert both DRM protected and common music videos to the format you need for your multimedia device.