metatags

how to start onpage seo and what are the key elements which are helpful to increase the rank of any website in google or any good search engine. Please left the suggestion,so I can able to learn. thankyou..!!

Hello! I have a newly launched site,but I didn't have the result while I am searching using the keywords in google,so I decided to edit my site title and meta tags for better search result.But while I am searching my site after editing is done,the outcome is same,google is showing my old title...