The article is pretty good. He probably could have done a full page on each of his points.
I agree. It is tricky because it all depends upon how you do it. Many people do it wrong.
Originally Posted by bogart
The benefits of one-way links are pretty clear, but you can easily dilute that when there is too much cross-linking among sites.
I worked on a group of three similarly designed sites a while ago that were so interlinked that you could not tell when you were moving from site-to-site unless you were watching the URLs. The site owner didn't have any rankings in the top 50. After separating them, the sites now sometimes hold 5 out of the top 10 results in Google for their top search phrases.
"Democracy is two wolves and a lamb voting on what to have for lunch. Liberty is a well-armed lamb contesting the vote." -- Benjamin Franklin