Would you do go for SEO services for your website?

[NavinSeoWebGuide]

Your are a website owner,Would you go for SEO services or juss plan to survive the internetwithout it.Do you thing SEO will do any benefit for your traffic.if yes why if no what the other things you look out for in order to enhance the traffic to your website.
Note: SEO includes Articles Posting, links building, dir sub, articles creation

David