Tutorials

WP Craftor is very useful, tons of great content and training.  A little too chatty for me.  I use the scrubber to skip most of his chattiness.  Adam has a free resource bundle you should get:

https://www.wpcrafter.com/build-online-course-website-wordpress-2017/

Free Pictures

Royalty Free

https://UnSplash.com

Security

Use this Google search and read, read, read – and take action

https://www.google.com/search?q=hardening+wordpress&oq=hardening+wordpress

I found this very useful

This shows how to fix an issues I was having.  Most importantly it shows how to force updates of various WordPress elements, such as the core, plugins and themes.  Forcing an update might seem minor.  Why it is important is when an update is installed the entirety of the previous plugin’s directories are deleted including any violated files or malware.

https://cun.ninja/fix-hacked-wordpress-site-with-wp-cli-345686e0e789

Plugins - WordPress

Elementor
Simple Light Box

YouTube training on using these tools

https://youtu.be/kwmvGpcJux0?t=11m19s

Note this is at the 11 minute 19 second mark.  This bypasses some of the agenda and installation of WordPress.