Step 1: On your website, have an opt-in wherein you will collect the name, contact number & email address of individuals. Step 2: Your opt-in has to be connected to an email service provider in the backend. There are a couple of email providers where up to a list of 1000 emails, you can use for free. Step 3: Find out ways and send traffic to your website. You can give the link to your website in your bio. You can give get the details by redirecting people to your website from your YouTube description. Further, you can even collaborate with influencers and get warm leads from there. Step 4: Give yourself a target of creating a emailing list of 5000 people spread over a period of next 6 months.