Google Webmaster Tools ( GWT )

Google Webmaster Tools ( GWT ) is the most important part of google to connect to webmasters and it is a tool help you to recognize the problems with your website in correctly and tell you about malware and help you to undersand what happen on your website.
The first thing to do you is you must log into google account ( gmail ) and than start add your website. after add site GWT recommend you to verify your owner site. there are 5 ways to verification.
example one easy way. you choose Alternate methods and choose HTML tage and then copy meta code html to passe on header of you website finally click VERIFY.
The next thing you should do is submitting xml file. on your website should have an xml file for submit to google for making easy to google index your site. in order to submit this file you make sour your website have a less on sitemap sitemap.xml (ex:www.yourwebsite.com/sitemap.xml) Wordpress you can generated it by plugin. the next go to menu Clawl and choose Sitemaps and then click bottom ADD/TEST SITEMAP and pass your file url and submit.
*** sitemap of blogger you just pass url:  /atom.xml?redirect=false&start-index=1&max-results=500