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First link is your standard .php page

Second link is a duplicate of page 1 http://www.rmtracking.com/products/index.php

In other words it sees http://www.rmtracking.com/products/index.php as http://www.rmtracking.com/products/ which is a duplicate

When I hear the word Wordpress I think Yoast - have a look at the definitive guide to Wordpress SEO. This gem is always updated and has a straight forward style including examples and pics. TOP NOTCH

When I see questions about PageRank I always first point to this Awesome Pagerank Document. It lays it all out for you.

You may want to check this awesome resource - The Professionals Guide to PageRank Optimization

Time to diversify and in a hurry. Good old fashioned niche directories still work and haven't gotten crushed nearly as bad as the farms. The trickle down effect is sure to come and when it does it won't be pretty if most of your campaigns were based on articles. Try the juicy link finder tool or any number of the other link tools here.There is also this awesome linkbuilding resource to get you going.

One more tactic I use here is to use the keyword difficulty tool to find the top ranking sites for your terms and do an OSE analysis for gems.

On the contrary, I think Google cares about links even more. They just added more weight to the quality of the sources and the link juice they pass. Be very diligent when choosing who to get your backlinks from. Do your research with all the outstanding tools here on SEOMOZ and be consistent about building your link profile and you'll do wonderful and have fun as well.

The Panda Update is evidence of this. Google has to care because it affects their bottom line. Other things to watch out for are Social graph metrics influencing SERPS.