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And start spamming their own pages at least.
I think only psychic SEO head webmasters will spam their own pages
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On the other note Google is trying hard to get people to use Google +1 but it is not able to get it going to the extent it should.
People will only give much importance to Google +1 once all the websites go no-follow. Even though, Google also need to exclude backlink factor. So the expertise who thought they are able to manipulate Google search results by having bunch of do-follow links will at least focus on their content and will try to engage with their website's regular visitors or customers through various ways to receive more +1 …