It has been fairly well established that in practice, some of the companies selling with RYF certification are basically scammers. Lots of people have been charged without orders being shipped. Google around the company names for the horror stories.

https://www.reddit.com/r/libreboot/comments/pqs0g0/technoeth...

https://www.reddit.com/r/linux/comments/4hy9hf/ordered_a_lib...