- link velocity 
Link Velocity is used to to describe the speed at which you build links. So if your website has one backlink per month and then suddenly has hundreds links per month it would be seen as unnatural.
- LPO 
Land Page Optimazation
- Macro Conversion 
- A macro conversion occurs when someone completes an action in your website.
- mozrank 
mozRank is SEOmoz's link popularity metric that shows how popular (in terms of links) a webpage is on the web.
- Order 
An action in your website such as placing an order with no further sales process needed.
- Pagerank 
A score assigned by Google (0-10) which estimates the importance of a web page.
- pageviews 
The number of times visitors viewed a page.
- ppc 
Pay Per Click (PPC). You pay only when a user clicks on your ad.
- Quality Score 
It is determined by:
- Your keyword's CTR
- relevance of your ad
- historical keyword performances
- Other factors