The Most Important - Traffic
As a webmaster I know that the only thing that drives Internet and web portals is Traffic. Weather it is coming from search engines, link exchanges, PPC/CPM advertisements, Bookmarks, Newsletters or from any other means, if you are getting traffic then just take it and try to monetize it.
Traffic is the most important thing that one should constantly try to improve on. Traffic and conversion rates marks the success or failure of an Internet business. Webmasters are giving more importance to Google PageRank and other similar stuff these days rather than trying to increase their traffic and conversion rates. One should also consider traffic while buying links and websites (If you are into it).
There are various ways to get traffic to your sites. You can even buy website traffic. You may also wanna read this article for tips to increase your website’s traffic. While all efforts should be made to increase traffic, one should also try hard to track and increase conversion rates as well with tools like Google Analytics.