After all, the end goal of your marketing campaigns is to make sure that you appeal to your customers in order to gain clicks, sales and conversions. If you have redirect chains, the conventional wisdom is that the loss in link equity is compounded. If there are two redirects in place, that becomes 85% of 85%, or roughly 72%. The more redirects there are, the worse it gets. Google will be looking to see if you have put any time into the content or just put up some content with minimal work. They want to see that you have actually put some effort into putting together something useful to the visitor and that it is good quality content. You don't need statistics to show you that in the past few years the online mobile market has exploded, overtaking desktops years ago.

How do you feel about doorway sites now?