On Build Your Own CMS with Plone's Privacy Page you can request and collect all the privacy and GDPR related information that Build Your Own CMS with Plone is providing.
The privacy policy by is a legal document or statement that discloses how Build Your Own CMS with Plone gathers, uses, discloses, and manges their customers' data.
The basis for Code Creator sharing, adding, uploading, hosting, accessing or sending personal data out of Europe. Vendors can also add a description of their own impact assessment for data transfers.