A Duplicate Post can happens when Steemit is down.
Double click , a result of double post, one of the post must be amended. ( Best is to go back to your Home Page and check them, It can be Deleted; if there is no upvote or comment yet. )
A Duplicate post can happen ,One resubmitted the same post.
( Not Allow )
You can have part 1 , 2 ...etc.. but not the same post.
A clear Tag must be In Place , ie if one is doing
Testing
Experiment
promoting
Survey
( We allow for this one )
Thanks for your questions , It help us to improve.
The account isn't yet blogging. if I am correct, I should use #whalepower on my next post?
This account do not blog! It will only comes out in comment section.
Please Read Whalepower Tag Guidelines First >>> 
<<<
I have read and understood the rules... Except one.
please what do you mean by a post is longer than 20 minutes?
A Duplicate Post can happens when Steemit is down.
( Not Allow )
You can have part 1 , 2 ...etc.. but not the same post.
A clear Tag must be In Place , ie if one is doing
( We allow for this one )
Thanks for your questions , It help us to improve.
Okay, i get now... With all protocol observed, i can say that I read and understood all the rules of whalepower...
So what's next?
How do i apply?
#whalepower apply with your post , if the moderator like them you will get something.