[CentOS] how to dual boot centos with redhat?

This sounds like a gen-u-ine spammer.

Can the mailing list be set to recognize and flag particular senders
(Hadi for example), and reply such with a page of links to FAQs, RTFM's
and list-purpose/posting guidelines?  

> Hadi's emails go straight to trash for me but I see responses 
> to his queries. He regularly posts similar questions to three 
> lists to which I subscribe:
> 
> http://lists.centos.org/pipermail/centos/2010-August/097561.html
> On my centos machine, I need to install redhat on one of its 
> partitions and so make it dual boot. Can you please let me 
> know how this can be accomplished?
> 
> http://lists.debian.org/debian-user/2010/08/msg00106.html
> On my debian machine, I need to install redhat on one of its 
> partitions and so make it dual boot. Can you please let me 
> know how this can be accomplished?
> 
> https://lists.ubuntu.com/archives/ubuntu-users/2010-August/224844.html
> On my ubuntu machine, I need to install redhat on one of its 
> partitions and so make it dual boot. Can you please let me 
> know how this can be accomplished?

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