SEO & Search
What is a backlink?
A backlink is a link from a page on another website to a page on yours. Search engines treat links from relevant, reputable sites as signals of trust and usefulness, which makes backlinks one of the longest-standing factors in organic visibility. Quality matters far more than quantity, and link schemes that try to manufacture endorsements put a site at risk rather than helping it.
Why it matters
Links were the founding insight of Google’s ranking systems and remain a significant trust signal: a link from a relevant, reputable site is an editorial endorsement that is hard to fake at scale. Authority earned through links lifts a whole domain, making every new page start from a stronger position, part of why established sites rank more easily than newcomers publishing identical quality.
Earning links honestly
For a small business the realistic routes are unglamorous: publish reference-worthy content, original data, genuinely definitive guides, useful tools; be somewhere worth citing when journalists and bloggers cover your field; and make ordinary business relationships visible, suppliers, professional bodies, local organisations, event participation. Buying links or joining link networks violates search-engine policies and risks the site’s standing; a small number of relevant, earned links outweighs a large number of manufactured ones.
Related terms
Backlinks are the authority pillar of SEO; link-worthy assets are usually long-form or evergreen pieces, and the same citations that carry link value also feed the source pools behind AI answers.