What are Backlinks and how do they effect SEO?
A backlink is simply a link on an external site which links back to your site. Thus driving clicks to your site (theoretically at least). Google uses these backlinks help it calculate your site’s position in its ranking, so backlinks are very important for SEO. However this is only if they are done optimally and organically. Paid for back links which are often spammy can actually reduce your SEO.
To be sure you are using backlinks correctly to boost your SEO rather than detracting from it, read our in-depth SEO guides written by experts in their fields.