Avoid Google force-out guard skills

[rubberfender]

1, can release some clear abuse policy, and to communicate with users of these policies, so as to clearly indicate which can be considered as a search engine garbage technology.
2, use check code or other verification tools to restrict user submissions and avoided in your hosting service to create web site due to produce in large quantities automation scripts.
3, monitoring the search engine garbage technical signals, including: the redirection, keywords garbage and a large number of advertising space, because Google recently released its page layout algorithm to remove with a lot of advertising website.