Final answer:
Trevor demonstrates the form of marketing known as inbound marketing.
Step-by-step explanation:
The form of marketing that Trevor demonstrates is Inbound marketing. Inbound marketing focuses on attracting and engaging customers through online content, such as blogs, social media, and search engine optimization (SEO).
Trevor's strategy of targeting online shoppers aligns with the principles of inbound marketing, as he aims to draw in customers who are already interested in online shopping.