RANK is an algorithm used by google search to RANK websites in their search engine results. RANK works by counting the number and quality of links to a page to determine a rough estimate of how important the website is.
FYI
RANK details:
0] You're not even listed on Google Page Rank list.
1] Very poor, but at least you are listed.
2] Poor, but you have potential to move up and it can be done.
3] Average. You have good information and most websites fall in this ball park.
4] Above average. You're sprinting away from the majority.
5] Good. Page Rank 5 will usually pop up on the first page of some searches.
6] Great. You've worked hard and have great information.
7] You're hot and you're one of the top sites. Your peer is Zillow.
8] You’re super hot, and your peers are CNBC, EBay, Bing, American Idol.
9] Everyone wants you, you are like: Youtube, Yahoo, Facebook, Apple, Amazon.
10] Finally, the 10s: Google, CNN, usa.gov, and social bookmarking website AddThis.


