Why meta discription tag is so importent

Meta description tag is one of the importent factor for google search engine . If the blog or website have its own meta description tag then search engine can track it description tag easyly and could be viewed properly . You can set your ad different way but couple of basic things you need to consider when it is in google . one of them is meta description tag. Becouse it helps google to crawl your site and spin it and reverse spin it when it is schedule to crawl