I look at the question.
If it is a "How do I arrive here (the Sigil Way),
It stays.
If it is a Generic Coding that applies no matter what editor,
It Moves to EPUB.
We all need to learn more.
The first step is where to GO for the best lesson. That usually starts here at MR, with reading the forum descriptions.
Moderators spend quite a bit of time just moving posts to their proper place
and, Yes! Sometimes we get stumped as to which place is best. (At least, I do

)