You can create links by adding rel="nofollow" tag, which is not searched by search engines. You also should add nofollow tag to the links, you think it doesn't need it.The links on the other websites are called external link. Alexa rank is a scoring framework that measuring an activity and making characterization as per this movement those Alexa Toolbar clients are going to sites.
Text Size : This is the size of the pure text on your site, after HTML has been removed.You should not have too much external links on your website.Other wise this will affects your website negatively.but hey, why let facts get in the way of closely held beliefs?) However, a new study published in the journal Like Dr.