How long is the link to SEO?

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Now many SEO service providers will be linked to the form to improve the ranking of the site. Links to the ranking of the impact is really not small, but there are many SEO service providers are very enthusiastic, skilled this business. Link is a good way, but the garbage link is only the pursuit of quantity, and there is no guarantee of quality, then your site will be unlucky.

When you type the keyword "SEO tool" in the major search engines, there are many websites that offer tools to download, and many are charged. Why are there so many sites that provide tools? Yes, that is in the SEO line, SEO tools are very market, and the market share is quite large. If SEO Company's service providers are many, it is impossible to manually add links for his service providers, because it is a huge cost project. Need human and material input, artificial add that is the best choice. Because this can be more targeted to add, and the deletion of the link is very small, can be long-term to maintain the existence of links, this is a number of service providers agree. But then there is a lot of investment, the staff's spending, and the staff's spending is a big sum.

Another manual link has time limit, employees can not 24 hours a day to serve you, if the increase in the number of employees is an additional expenditure. In contrast, software links have many advantages. Although he sent a link without the skill of manual hair, and the link is very likely to be deleted immediately, but he can be a long time, the volume of continuous release.

This is the market value of SEO tools, of course, the link to release software is only a small part of the SEO tool, but there are many SEO service providers in the use of it. Then someone will ask, software sent links are not all junk links? Yes, sometimes it can be so understood, but the link is also targeted hair, for the different search, send a link is also to have the skill. It would be a lot of trouble if you were involved in a manual survey once discovered by a search engine.

So send a link can, but have a degree of limit, if you master this degree, the ranking of the site will be steadily improved, on the contrary, if the master is not good, we know that this line will be aware of its dangerous ad under http://www.lehuu.cn.