Welcome to steemit. Just an fyi, you're missing the d in introducing in the post tag which may make it harder for people to find your post since it wouldn't show up in the right category. I'm still a newbie myself, but my understanding is that tags are really important on here or I wouldn't be mentioning it.
Good point lol. Can I change that or do I have to repost it again ?
bottom right corner of the post, below the promote button, there's an edit option that I think let's you edit your post