You don't need any special SEO knowledge in order to use POP and be successful. POP is already designed for people with limited SEO experience, and POP's integration with SimDif makes it even easier.
If you want to learn more about SEO, a good place to start is our set of 12 linked FAQs on the topic: SEO #0 The Step-by-Step Guide to How to be Found on Google
For more information still, try the POP blog: Beginner SEO section