mardi 19 mars 2013

Free SEO Tools " The Different Varieties

By Emilyn Jones

It is important to have latest information to make decisions in web optimization. However it would be a waste of time gathering all this information by hand, because this time can be used for useful things like working with customers, taking action as well as analyzing findings.

This could make a lot of SEO firms struggle managing the volume of intensive tasks of gathering data and also to complete their web optimization jobs. So to assist them here, there are several helpful free SEO tools in the market. With the use of this online SEO software, these SEO companies can easily automate their time consuming tasks. Consequently, free online SEO software let them spend more time focusing on customers, finding solutions, implementing effectual SEO tactics and thus getting more clients.

The required data is collected using different SEO tools, in various manners. That is why the working of these tools should be understood for better reliability and SEO efficiency. The extraction of data on other web pages through unapproved access is termed scraping.

Data is scraped from web pages using tools which use automated techniques and then imitate human actions to make sure it is not detected. It however is not easy to process this information as scraping is not a permitted access option. What's more, there is a chance of information inaccuracies occurring till the data gets updated in accordance with website modifications as scraping isn't an approved access option.

If you consider applications that use API, they have approved access to the information. Here data providers use APIs because they want other companies to make use of their data within 3rd party applications or services. The information here is often well structured and easy for using. But you need to pay for this as information providers demand a fee for API usage.

Since the API is created by data providers, the APIs are maintained and updated like their own site or data structure. SEO tool firms could carry on working according to API updates as API users will be informed regarding alterations, that makes it hassle-free for the tool provider to update their solutions as required.

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