I've seen Black hat SEO tips saying you should set up a network of sites, one with fake/paid links to it, the second a redirect of the first, and some other stu

I've seen Black hat SEO tips saying you should set up a network of sites, one with fake/paid links to it, the second a redirect of the first, and some other stuff I don't recall right now. The point was that a ban of the domain would let you change to a new domain and keep all the paid links, and it would somehow fool Google's algorithm. Just saying, there are legitimate reasons Google may have decided to penalize domain names. People do abuse them.