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buckworks - 8:36 pm on Jan 25, 2013 (gmt 0)
if he doesn't provide serious quality content he shouldn't even bother paying for a website
It might be more realistic if the client (and you) approached this with the mindset that the site would need to be promoted via PPC and other methods, rather than counting on organic rankings to bring traffic.
A well designed site can be very effective for sales even if the search engines aren't impressed.