The Legalities~ Privacy Policy and Affiliate Disclosure
Check out problogger.com for a post they have on 6 laws every blogger should know.
There is a great course by Lucrezia at blogging for new bloggers about having a GDPR compliant blog.
If you are an affiliate be sure you read up on rules and regulations.
There are some courses everywhere and free downloads to help you out. Just turn to your old friend Google.
Just be sure that you do your homework on
The Legalities involved in blogging
I am not going to try to spell them all out as I am definitely not a lawyer. I am still trying to learn all i can to be sure I am in compliance. Keep On Blogging!
For more on GDPR you can go here