Typically a sonnet has 14 lines that have a specific rhyme scheme.
There are three main types of sonnets which are: the Italian (or Petrarchan) sonnet, the English (or Shakespearean) sonnet, and the Spenserian sonnet. They get there name from the poets that made them famous.
Rhyming, syllable count, punctuation, number of lines, number of stanzas, and line formation doesn’t matter, it can be anyway the author wants it to be
The one thing that needs to be done in a free verse poem is showing your thoughts and emotions and getting your point across
There is no wrong or right way of creating a free verse poem