Raspberry Pi VPN Access Point: Setup a Basic VPN Router - Pi My Life Up
Setting Up a $60 VPN and Cloud Server -- Part 1
Effortless VPN Client Set Up on Kodi (XBMC) / Raspberry Pi 2 and 3 / OSMC: OpenVPN Set Up Step-by-Step Guide for Privacy, Security and Geo-Restrictions Removal - Kindle edition by H.,
How to use your Raspberry Pi as a VPN router - The Pi