On Wed, Jun 10, 2015 at 4:18 AM, Chaoyi Zha <cydrobolt@fedoraproject.org> wrote:
certainly increases the barrier to something newbies or those "trying out" may not be willing to commit.

Here are the instructions on how to register your nick:
https://freenode.net/faq.shtml#userregistration

The first thing the guide discusses is WHY you should register.  

As far as procedures go, this one ranks as one of the easiest IMO.