Facebook Ads, Google Adwords, PPC (pay per click) advertising, and SEO (search engine optimization) are examples of paid advertising (SEO),
Facebook's advertising possibilities for marketers' clients and their own Facebook pages are usually recognized as among the best social media marketing services. In most cases, Google provides similar alternatives with distinct benefits, but the great majority of customers utilize both services, so it's not a "either-or" scenario. Other kind of advertising, on the other hand, can be cost-effective depending on the social media management company and what they want from you as a consumer for whatever goods or services they provide.