Do autotraffic exchange sites will affect your website or blog's SEO and Google Indexing

Do autosurf exchange sites will affect your website SEO and Google Indexing…

Since we all very familiar about auto traffic sites where you get free visitors for just opening the URL.

After many review I am writing will auto surf effect your site.

They are some thousands of website to join in auto surf.
Sites that allow traffic with frame in it , will surely effect your site, which may result to low google indexing and impressions.

Sites that allow traffic without I FRAME may be or may not effect your site SEO or any.....

Since after reviewing all auto surf's I knew, I found hit leap.com and websyndic.com are the great sites which will not effect your site and will increase your page rank surely.