Many website owners get most of their traffic from social media or other referral traffic. SEO is not needed but can be very lucrative.
SEO is not must for every website, if you have good traffic, you can also promote your website on all social media networking websites. But without doing proper seo you won't get much traffic for a new websites.
Why do you want to increase PR so much? It's not really that important. Better things to be focusing on like creating quality content for your site, driving traffic, working on conversions, building an email list, selling stuff. But yes backlinks are needed to increase PR.
Thank you Stuart for your comment, I just want more traffic. But I thought PR is somehow responsible to increase traffic.
yes you definitely need seo, you need to have both the off page seo techniques for better PR and getting displayed in search search result. thanks
Don't worry about PR, it's quite meaningless for you at this present time, just focus on driving quality and targeted traffic to your site.
Yes you do need SEO + Very Valuable, Unique & Quality Content. Today Google is giving a better PageRank to websites that are offering the Most Solutions Online. The more Problems your Content Solves and the more Often you Publish that type of Content - the Higher your PR will be.
Yes you need to hire seo expert for enhance good PR of your website.It is necessary for your business growth.
I love SEO and I recommend SEO to everyone! By all means though, you don't need it, but if you are successful with it the benefits of obtaining traffic from Google search out way traffic from any other source except maybe ALL Social Media outlets put together.. If you aren't successful at it, it can be alot of money WASTED! Holla!