Google has suggested that sometimes it makes sense to start fresh and start a new web site if you dug yourself into such a severe penalty.
Google’s John Mueller hinted to it again this weekend in a Google Webmaster Help thread. This was specific advice to a single case of a web site that was penalized and has several other web sites all with penalties associated with them. John wrote:
Yes, John wrote “when the issues are severe enough, and when you’re certain that you’ve learned how to do it correctly, it may make sense to delete all of these old sites, and to just create a single new one.”
Forum discussion at Google Webmaster Help.
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