You don't have prepare for a week to create a post, you don't have to make sure there's no grammatical error in your post, you don't have to make sure your post is consist at least 1000 characters, you don't have to be certified Bitcoin enthusiast or blockchain analysis to post etc.

The key is, you only need to write and click post, that's all.

As long as you not commit plagiarism, no need to worry.