SEO

Web site Chak korar jonno
http://www.seoptimer.com/

About Robots txt
https://varvy.com/robottxt.html

Facebook Like Button add
https://developers.facebook.com/docs/plugins/embedded-comments

webmaster tool
https://www.google.com/webmasters/tools


sitemap create for paid site
https://www.xml-sitemaps.com/




site loding speed....
http://backlinko.com/on-page-seo
tools
http://tools.pingdom.com/
https://gtmetrix.com/


how to write unique content
https://blog.leadpages.net/unique-content-how-to-create/




seo global for google  extantion  for google us virtion ues korar jonno..