You can make $100 a day in affiliate commissions by choosing the right products. First, pick high-converting products in a niche you understand. Next, promote them on platforms like your blog or social media. You should focus on building an audience that trusts your recommendations. You can also use email marketing to send affiliate offers to your list. Make sure you track your performance to optimize your campaigns. You will need to test different strategies to find what works best. With persistence and smart marketing, you can steadily reach $100 a day in affiliate commissions.