I am a Senior Accredited member of BACP
Get Self Help is really useful website for resources and self- help tools.
I am an EMDR practitioner accredited by EMDR UK and this website has the best explanation and various links to examples of EMDR
Here is an animation explaining a little about EMDR and PTSD EMDR for PTSD
You are welcome to download any guides for personal use
Here is a great animation from a Justin Havens to help Dealing with Nightmares