well meta tag is broadly categories in to three parts: meta title, meta keywords and meta description. the description is use to show more information about the content of the page, a keyword is a term that a person enters into a search engine to find specific information and last but not the least meta title, a good title should include keywords and it’s best to use these keywords in the beginning of the title. Keep the title under 70 characters and don't forget to include keywords in your title.