The simplest way is to compare it to something they already understand. Tell them that SEO is like being listed in the first few results when someone searches for exactly what they sell. Unlike paid ads, you do not pay every time someone clicks. It takes time to set up, but once it works, it keeps bringing in people without extra cost. Most customers start by searching online, so showing up in those results matters a lot. How do you think business owners should weigh SEO against other ways of getting customers?