Non-refundable so I couldn’t even test it for 1 minute before buying. It’s more or less a marketing knowledge directory, with external links that you can click on. It does tell you what to do first but the same formula is very similar for a lot of cases. I would not have purchased this at $89 if I could test it for a minute. Is it helpful? A little bit. For my needs I would price it at $5, at most. I know she will give a defensive reply to protect her business and it’s expected. On the other hand, I have to give honest feedbacks to other buyers.