Robert_Charlton - 9:20 am on Jun 2, 2013 (gmt 0)
"perfect SEO" as technical correct meta, titles, H1, no duplicates etc
Mentat - I don't think that's enough any more. In the long run, every page of your content needs to be unique and compelling. See some comments I just made on this thread...
Recovery from Google Changes on 16 Nov 2012