Guest posting is technically free because you're not paying the host site for placement, but calling it "free" ignores the real costs involved. You're trading labor and content for a backlink and exposure. If you handle everything yourself, expect to spend 4–8 hours per successful placement: researching targets, crafting personalized pitches, writing a 1,000–1,500 word article that meets their standards, and following up. At a realistic conversion rate of 5–10% for cold outreach, you might send 50 emails to land 3–5 guest posts. The hidden costs add up quickly. Quality article writing takes 3–5 hours if you know the topic. Outreach and relationship management require consistent effort and a decent email tool. If you value your time at even $50/hour, each placement costs $200–400 in opportunity cost. That's why many businesses outsource. When you pay an agency or freelancer, you're covering their time and their existing relationships. Ottawa SEO charges between $300–$600 per guest post placement depending on the target site's DR and niche relevance. Budget services might offer $150 placements, but these often land on low-quality blogs with minimal traffic. Premium placements on established sites with real audiences can run $800+. Some publishers explicitly charge for guest posts, which crosses into paid link territory. Google's guidelines prohibit paying for links that pass PageRank unless they're nofollowed, so paid guest posting is risky if not disclosed. The safer model is paying for the outreach and writing service, not the link itself. Guest posting works best when you target sites your audience actually reads, not just high-DR domains. A post on a relevant industry blog with 5,000 engaged monthly readers often delivers more value than a generic business blog with DR 60 and zero traffic. At Ottawa SEO, we prioritize placements where the content naturally fits and the audience overlap is genuine. The link is secondary to the exposure and referral traffic when done properly.