In 2010, to give a more rustic look in front off the country house, I decided to make a cedar rails fence. I Can not find anything on the Internet to help me. So, I offer you my experience as a result of field observations. I edit a free guide, step by step with pictures:
Free guide: http://www.usa-gardening.com/fence/split-rail-fence.html
Instructions en français (french instructions): Construire une clôture en perches.