Can we put a email in English and in French, for instance I would like to put a invitation email in French and English ?
Also, I would like to put a person in a staff members, I would like that this person will able to have the same power than me, it’s a person who work with me.
There’s not a setting to enable this automatically, but you can do it manually by visiting admin > customize > email_templates - from there you could add additional text to any email.
From a user’s profile page you can click the admin button: