The nofollow Link Attribute
A discussion of REP would not be complete without the inclusion of the
nofollow
link attribute. This
attribute was introduced to discourage comment spammers from adding
their links. The basic idea is that links marked with the nofollow
attribute will not pass any link
juice to the spammer sites. The format of these links is as
follows:
<a href="http://www.spamsite.com/" rel="nofollow">some nonesensical text</a>
In this case, the hypothetical website http://www.spamsite.com would not receive any link juice from the referring page. Spammers will continue to attack sites. In most cases they are easily detected. Here are some example posts:
Please visit my great <a href="http://www.spamsite.com/" rel="nofollow">Viagra Site</a> for great discounts. <a href="http://www.spamsite2.com/" rel="nofollow">Free Porn Site</a> <a href="http://www.spamsite3.com/" rel="nofollow">I was reading through your site and I must say it is great! Good Job.</a>
We discuss nofollow
link
attributes in several other parts of this book.
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