Advantage of SEO are:
1. Increased Traffic:Top positions on the search engine result pages receive a majority of the impressions and clicks, so ranking in these top positions can result in significant traffic increases for your website.
2.Cost effectiveness:SEO is one of the most cost-effective marketing strategies because it targets users who are actively looking for your products and services online.
3.Brand Awareness:Since top position rankings result in significant impressions, having your website in these top positions on the result pages translates to more exposure for your website.