Rand has a post on how pushy poor SEO service providers can be today - he was approached by some mob called Internet Advancement who did not seem to realise that he is a professional SEO and offered him all sorts of poor services that they would do for him that would not benefit him as their client at all, despite the fee charged.
This is a growing problem in the Search Marketing industry; its not hard for anyone to start up and it is difficult for Joe Public to know whether their techniques are legitimate or not, given a fast-talking sales man.
Search Marketing results, sadly, can’t be guaranteed. We can only work to make the client’s site the best it can be, with a particular aim in mind of what sort of good that is.
If you are looking for an improvement in the return on your site and someone guarantees you better organic search engine placement, run away, or at least call Consumer Affairs to check them out…