Pressbooks offers a number of options for exporting your work in online formats depending on how you want to make it available to others to read.
Summary of the available export options:
|PDF (print)||Optimized for print-on-demand.||Export will not include a cover image. Does not support transparent images or internal links.|
|PDF (online)||Optimized for all PDF uses besides print-on-demand.||Export will not include a cover image.|
|EPUB||For eBook readers.||Compatible with all eBook readers except Kindle (see below)/|
|MOBI||For eBook readers.||Compatible with Kindle readers.|