Myth 1: You should submit your URLs to search engines.
Myth 2: You need a Google Sitemap.
Myth 3: You need to update your site frequently
Myth 4: PPC ads will help/hurt rankings.
Myth 5: Your site will be banned if you ignore Google’s guidelines.
Myth 6: Your site will be banned if you buy links.
Myth 7: H1 (or any header tags) must be used for high rankings.
Myth 8: Words in your meta keyword tag have to be used on the page.
Myth 9: SEO copy must be 250 words in length.
Myth 10: You need to optimize for the long tail.
what can you say about this any opinion?