My on page optimization grade is an "A" with the following factors;
Factor Overview
<dl class="scoreboard clearfix">
<dt>Critical Factors</dt>
<dd>4 / 4</dd>
<dt>High Importance Factors</dt>
<dd>7 / 7</dd>
<dt>Moderate Importance Factors</dt>
<dd>8 / 9</dd>
<dt>Low Importance Factors</dt>
<dd>11 / 11</dd>
<dt>Optional Factors</dt>
<dd>5 / 5</dd>
</dl>
The main thing I appear to be missing is keywords in my URL. How truly important is that in today's SEO world and how much time or ranking would be lost if I do not have control to change the external links to my website if I decided to migrate to a keyword relevant url?