SEO as a demand-capture channel
Paid social and content marketing create demand; SEO captures it. Someone typing 'best invoicing software for freelancers' has already decided they want a solution. That is why organic search usually converts better than interruption channels, and why it is measured against cost per acquisition rather than reach.
How marketers map SEO to the funnel
Top of funnel: definition and 'how to' queries that build audience and topical authority. Middle: comparison, alternative and 'best X for Y' queries where buyers shortlist. Bottom: branded, pricing and integration queries. Most teams over-invest in the top and lose the middle, where revenue actually sits.
SEO in business terms
'SEO meaning in business' usually means: what is the asset? The answer is a compounding library of pages that keeps producing pipeline after the spend stops, plus the brand entity signals that make an AI assistant name you when someone asks for a recommendation.
The metrics marketers report
Non-brand organic sessions, assisted conversions, share of voice against a named competitor set, and keyword-level revenue attribution. Position alone is a vanity metric once AI Overviews shift click-through curves.
Where SEO sits next to SEM
SEM (search engine marketing) covers paid search; SEO covers organic. In practice they share keyword research and landing-page testing. Paid data is the fastest way to learn which organic queries are worth chasing, because you see conversion rate per keyword within a week rather than a quarter.