Admin would have to hire freelance copywriter and after a login account shall be made for the new team member by entering e-mail data and undefined login/password. Thus copywriter will have smooth access to administration bar under created login account. Author will in fact fill sites with content, prepare materials, and post data. Detailed information can be found on plugin page.
If you like the plugin, feel free to rate it (on the right side of this page) or donate via PayPal. Thanks a lot!)