There actually is an
SEO cost structure for you in the UK, whatsoever your budget. I think "I, Brian" has hit the attached on the head by pointing out that so many operators in this field are one-man-bands. It's taken a while for idea of SEO companies to make its way into the mainstream, I consider.
__________________
This is an interesting topic regarding this industry because of the huge variances. The bigger challenge is that is such a wide variance in deliverable as well... so it can be really challenging determine whether a particular quote is low-ball, bottom-feeder, or grossly over-inflated-- and because of this, either of descriptions could be applied to
Economic SEO Cost Packages at either end of spectrum.