@wahyurahadiann,
I suggest you should join to https://steemit.chat
you can communicate with everyone
or https://www.steemithelp.net/
Are you new to Steemit and Looking for Answers? - Try
That was written by @thecryptofiend
Or you must read Steem White Paper https://steem.io/#whitepaper
I hope this helps
and keep the comments in a language understood by everyone