One of these ideas is about a boy who wants to overcome his addiction to cigarettes and h. He writes about his experiences, and the why he started to smoke, with using poetry.

The sentence is a run on sentence and should be broken into at least two sentences. Experience needs to pluralized as I am sure he has more than 1. Using 'with poetry' sounds ackward

The entire story would be entirely written with poetry, something like The Divine Comedy by Dante Alighieri.

Just sounds better moving entirely ahead of story.

The following poem, that I wrote in Spanish a long time ago, it's a tanka poem and I just translated it by myself into English.

'by myself' is repetitive and does not need to be used,

It's a tanka ofor summer:

If you say 'of summer', you make it sound like the poem is made out of summer, which would be impossible

I would like to write a novel, so I have many ideas but I would like to start with something easy.

Using a conjunction like "so" makes the sentence flow better.

A novel - yay!

One of these ideas is about a boy who wants to overcome his addiction to cigarettes andso he writes about his experience, and thebout why he started to smoke, with poetry.

That's a way cool idea.

The following poem, thatwhich I wrote in Spanish a long time ago, it's a tanka poem and I just translated it by myself into English.

I would like to write a novel,. I have many ideas, but I would like to start with something easy.

Punctuation is one of the most subjective aspects of language. To me, this feels most correct, but your original sentence wasn't particularly wrong, either.

One of these ideas is about a boy who wants to overcome his addiction to cigarettes and he about writes his experiences, and the why he started to smoke, with poetry.

The following poem, that I wrote in Spanish a long time ago, it's a tanka poem and I just translated it by myself into English.

I would like to write a novel,. I have many ideas but I would like to start with something easy.

One of these ideas is about a boy who wants to overcome his addiction to cigarettes and h. He writes his experience, and the reason why he started to smoke, within poetry.

The story would be entirely written within poetry, something like The Divine Comedy by Dante Alighieri.

The following poem, is a tanka poem that I wrote in Spanish a long time ago, it's a tanka poem and. I just translated it by myself into English.