You can earn a decent living through affiliate commissions on your blog. You need to choose the right niche with high-demand products. You should consistently create valuable content that attracts visitors. You will earn commissions when your readers make purchases through your affiliate links. You need to focus on building trust with your audience. You can increase your earnings by promoting relevant products. You should also drive targeted traffic to your blog. It takes time to build a steady income. However, with effort and the right strategies, affiliate commissions can become a reliable source of income.