Get a free monthly report on where your web site ranks for the key word phrases you are targeting. You can select 2 from these three: Google, Bing, and YAHOO. You see month to month your changes up or down. If you want to be in the top 10 on the SERP (search engine result page), you have to work at SEO search engine optimization, add fresh content, and evaluate your results.
WebPosition.com will email you a report each month telling you where you stand.
They say:
WebPosition: Measure the Impact of Your SEO Efforts
Check your search engine rankings and identify trends and changes. Anytime from anywhere.
Monitor the effectiveness of your search engine optimization efforts with WebPosition®, the innovative online SEO tool that provides key, in-depth reporting data on your search rankings. Quickly and easily track keyword performance, position changes and trends in your search engine placement with customizable views and automated reporting.
Optimizing a site for better search engine rankings requires constant monitoring and continual adjustment. But how do you know what works, what doesn’t and what changed? WebPosition® Reporter offers you an easy way to measure how your search rankings change over time, giving you greater insight into how your SEO efforts impact your position on major search engines.

WebPosition.com reports on search rankings