What are the legalities of posting discussion of real ACT questions?

I was thinking of posting released real math ACT questions with solutions and alternative and trick solutions on my website and maybe in an ebook. I was wondering if that is OK. Also, what if I posted discussion of questions that have not been officially released. I know this site doesn’t approve of that sort of thing, but can I get into any sort of trouble doing it.

Read here: http://talk.collegeconfidential.com/act-preparation/1685470-reminder-from-act-about-not-discussing-questions-and-answers.html#latest