Welcome to Steem @lennaliv.
Do read A thumb rule for steemit minnows - 50:100:200:25 for starter tips.
Spend time reading Steem Blue Paper to know how Steem blockchain works and if you still have any queries ask them on our Ask me anything about Steemit post and we will try to answer that.
You can earn Steem rewards for reading and sharing your insights using our Highlights Extension
All the Best!!!