hi all, i got while the searching some SEO concept though on google search.but i am not understand how to used? what is benefit in SREP for website keywords?
if you have duplicate content on different url's on the same domain, you can specify the preferred url you want returned in the search results. if you don't have duplicate content issues then it's not necessary to use the tag. read more: http://googlewebmastercentral.blogspot.com/2009/02/specify-your-canonical.html