Hello and welcome to the community. I am new here as well and would like to share some resources that I have been going through to know more about the platform and how we can contribute to it positively.
FAQs' - https://steemit.com/faq.html
Advice for Beginners - https://steemit.com/steemit/@alcibiades/8-mistakes-i-see-beginners-make-on-steemit
Etiquette guide - https://steemit.com/steemit/@thecryptofiend/the-complete-steemit-etiquette-guide-revision-2-0
hope you have fun here !!