We saw it the Backlinks, or links present on other sites leading to yours, are considered in SEO (To see Tools to track your SEO). They allow you to show that some recommend you. It is common knowledge that Google hunts down irrelevant links and can blacklist sites by abusing. We must therefore remain cautious when buying links leading to our site with the sole objective of increasing our SEO.
However, there are tools and services that allow you to be put in touch with authors, bloggers or journalists, for example. By focusing on the inbound link building derived from reliable sources and in relation to your sector of activity then you will be able to have qualified visitors and thus show Google that these links are legitimate and justified.
How to get sponsored links?
Precisely, here is a webinar organized by SEM Juice on the subject:
Another French solution is Rocket Links allowing to be connection with bloggers and press sites to have sponsored articles.
Have Backlinks without paying
At last, Dealerdetemps allows to'exchange links for links (or writing time for writing time) in an intelligent way without making direct or even triangular exchanges which would be frowned upon by Google. You can put your blog or your site online and write a sponsored article for someone else. This will bring you points that you can spend by buying a link in a sponsored article from another website.