Install opstack platform on RHEL7.0

Hi I have installed RHEL 7 on my desktop and would like to install openstack 14 trial version but need advice how to do that .
I am a beginner and tried to follow redhat openstack installation documentation but cannot understand the steps involved My aim is to install openstack 14 trial version on my desktop and then use GUI to create cloud infrastructure ( services) and try before deciding to buy the subscription

I am finding difficult to complete the installation because I am a beginner , I would appreciate if community member advice on 1. steps to install openstack on desktop 2, steps to install openstack director 3. cmd to launch GUI