The narrator welcomes students to a course on creating profitable Chrome extensions. He encourages setting a goal to release a Chrome extension within 30 days. The narrator believes this is achievable with dedication and focus.

Several successful Chrome extensions developed by solo developers are highlighted:

• Merch Wizard and KDP Wizard: Created by the narrator while working full-time, later sold for multi-six figures.
• PrettyMerch: A successful extension in the same niche.
• Canva Automation and Poshmark Automation: Extensions in different niches.
• Jungle Scout: Started by one person, now employs over 200 people globally. The founder traveled the world while building it.
• Grammarly: A well-known writing assistance tool.
• Honey: A coupon code extension sold for $4 billion.

The narrator emphasizes that students don't need to aim for billion-dollar exits. The course provides a step-by-step guide to building a profitable Chrome extension. The next lesson will cover a high-level program overview.