hello every one please tell me what is PA in seo, so please give me suggestion to about PA..

Page Authority is a score (on a 100-point scale) developed by Moz that predicts how well a specific page will rank on search engines. It is based off data from the Mozscape web index and includes link counts, MozRank, MozTrust, and dozens of other factors.

Page authority is the measure of strength and popularity of your webpage in search engines. It is measured by Moz and your webpage is ranked between 0 to100 depending on the popularity and trust. PA can be improved by good content update and also by building backlinks from other relevant domains.

Page Authority is a score (on a 100-point scale) developed by Moz that predicts how well a specific page will rank on search engines. It is based off data from the Mozscape web index and includes link counts, MozRank, MozTrust, and dozens of other factors. It uses a machine learning model to predictively find an algorithm that best correlates with rankings across the thousands of search results that we predict against.

PA stands for Page Authority. Which is the authority of web page counted on 100 scale point. It is developed by Moz. if your site have high PA than its a good site.