Originally Posted by JSWolf
If you use ePub, you can load fonts on your 505 of your choice and have the ePub use them. But the ePub has to be DRM free for that to happen. So if you purchase ePub with DRM, then you have to strip away the DRM in order to edit the CSS to tell the ePub what fonts to use. And doing it this way does not risk bricking your 505.
Read the following to find out what to do.