Users
 
How to add and manage users in WordPress - https://kb.blackbaud.com/articles/Article/95874

How do I change user roles in Blackbaud's records for my users - https://kb.blackbaud.com/articles/Article/43479

Data/Backups

How often is my site backed up? - https://kb.blackbaud.com/articles/Article/119377

How to get a copy of your site's data - https://kb.blackbaud.com/articles/Article/119375

Security

How to password protect documents in WordPress so they don't show up in web searches - https://kb.blackbaud.com/articles/Article/120046

How to install plugins - https://kb.blackbaud.com/articles/Article/116696