Product-led growth is a decent marketing tactic for indie hackers. Your customer became your marketeer.
With product-led growth, your onboarding process is your marketing. Your pricing is your marketing. Your product is your marketing.
This means that every step of the customer journey is essential to your marketing success.
Indie hackers who use product-led growth focus on solving their customers' problems first and foremost. This means that they're always iterating on their product to make sure it's the best it can be.
This also means that they're constantly thinking about how to improve their product onboarding & user experience to make sure they're attracting and retaining the right customers.
In the end, product-led growth is all about building a great product that sells itself. If you can do that, you'll be well on your way to success as an indie hacker.