If you are using a Mac, you can get TuneClone Audio Converter for Mac to help you convert DRM protected iTunes M4P to MP3, AAC to MP3, M4A to MP3...

This Mac M4P to MP3 Converter utilizes the virtual CD burning technology, which simulates the burning, ripping and encoding process (burning an auido CD in iTunes and ripping it back). You will get DRM free music from iTunes for playback anywhere without wasting CD disc, with CD quality, at very fast speed.

iTunes only supports importing CD's but not DVD's. So you do have to rip the DVD to iTunes friendly format in the first place.

If you want to rip DVD and convert video on Mac OS X, iMedia Converter is the perfect choice.

For those who are using a Mac, please follow this step by step user guide about how to convert DVD to iTunes Mac for iPod and iPhone.

It is a pity there isn't a Mac version of this professional media converter.

The original article can be found at: http://www.softdiggs.com/howto/remove-drm-from-itunes-m4p-m4v.php

If you are using a Mac, you can get TuneClone Audio Converter for Mac to help you convert DRM protected iTunes M4P to MP3, AAC to MP3, M4A to MP3...

This Mac M4P to MP3 Converter utilizes the virtual CD burning technology, which simulates the burning, ripping and encoding process (burning an auido CD in iTunes and ripping it back). You will get DRM free music from iTunes for playback anywhere without wasting CD disc, with CD quality, at very fast speed.

http://mac.tuneclone.com/