What are the inner and outer chains?

Many small partners in the time to do all want a problem, SEO in the chain and outside the chain is what?

In fact, simple is a link! Knowing a bit of HTML is actually a tag. So what's the use of the link here?

Why do we use inner and outer chains?

1 Impact weight. In short, Baidu is included as a small spider, when he crawled to your link, he will read the label on your page. When the link is read, it will continue reading along the link. Then an idea came out, if a long time, and the weight of the site has a link to your site, it will increase your weight.

2 Increase in traffic. If the traffic is treated as a line. Then multiple lines are bound to bring more clues.

So what is the difference between the inner chain and the outer chain?

Simple inner chain is the link between your website and the other. You Baidu when found, why as long as the portal site ranking is very high? Because it is the benefits of the inner chain. Internal compact, compared to each other.

Outside the chain is the external link to you. But the best quality of the chain is a link, is the simultaneous double-hair interconnection.

But pay attention to the outside chain is not what looks good, when your outside the chain to become the chain of garbage, but on their own no ascension. So pay attention to the value of the outside chain. Generally the higher the weight of the better, but also beware of malicious false weights.

Through the above analysis, the small partners should have a preliminary understanding.

What are the inner and outer chains?