Mark A. MacInnes wrote: > Does anyone have any experience of this or indeed know for sure if this > is the case? That's a very black-hat approach. If the sites are hosted around the world, it may be ok, but if all the sites are on the same C-range IP group, you're asking for the sandbox. Focus on the content and document structure. Get the on-page SEO taken care of. and the links-in will come naturally.