I had bought new domain and the domain are only 1 month old even setting up the site was not finished yet. I take the content from my old domain name and the old domain was redirected 301 to the new domain Today I had creating google analytic profile and google webmaster tools for the new domain I had bought but something weird happened, after adding my new domain to google webmaster tools, I got love letter from Google which saying my site was low quality issue ... Dear site owner or webmaster of http://domain.com/, We've detected that some of your site's pages may be using techniques that are outside Google's Webmaster Guidelines. Specifically, we detected low-quality pages on your site which do not provide substantially unique content or added value. Examples could include thin affiliate pages, doorway pages, automatically generated content, or copied content. For more information about unique and compelling content, visit http://www.google.com/support/webmasters/bin/answer.py?answer=66361. We encourage you to make changes to your site so that it meets our quality guidelines. Once you've made these changes, please submit your site for reconsideration in Google's search results. If you have any questions about how to resolve this issue, please see our Webmaster Help Forum for support. Sincerely, Google Search Quality Team For me it was really weird because the old domain was fine and clear but when being redirected completely to the new domain, I got the love letter Anyone having the clue why it's happened to my new domain name ?