I think conversion is even more important than traffic. Because no conversion, no sales. The goal of marketing is to focus advertising at the active target audience to reach them at the moment they decide to buy. Why the conversion rate of someone’s website is low? One of the reasons is that the website does not provide the exact content, the right page that the visitors want to see. The buying process has four phases: Awareness Research Comparison Purchase .....This is just a brief introduction of the article Click Here to see the whole article on my blog.
I quite agree with your point which you made in your blog. But how to get the 'transactional keywords' that you mentioned in your blog post. If you could give an example it will be a great help.
traffic is more important than conversion rate. When you have good traffic then you can work on details to improve conversion