you haven't made any mistake, there are no rules on steemit. There are only malicious whales who chase everybody who doesn't fit their agenda or who dares criticizing them. look at the steemit FAQ.

There are no official rules for participating on steemit.com https://steemit.com/faq.html

https://steemit.com/faq.html#Is_there_an_Etiquette_Guide_for_Steemit

Is there an Etiquette Guide for Steemit?

There are no official rules for participating on steemit.com, but one of the users @thecryptofiend has created an Etiquette Guide for the community. While it is not required to follow the suggestions in the guide, they are standards that many users in the community choose to follow.