Couple of things: - Get rid of the MailChimp, Facebook logos etc. On scanning it's shady. - The whole site comes across as a bit of a skeezy sales letter. You're a designer, you're better than that. I realise this is the favoured approach from Kalzumeus etc but I find it really cringey. - Make the bundles more easily comparable. I was about to buy but got bored scrolling up & down & up & down comparing the packages.…
And this is why many designers are horrible at making websites that sell. When I sold my first book, I tried a short-form, nicely designed landing page. I even thought about doing it with my second book. But I always come back to the sales letter, because it works.