When exploring niches for affiliate marketing, some areas offer unexpectedly high commissions, making them worth considering. Finance is a standout, where promoting products like credit cards, loans, or investment apps can earn $50 to $300 per sign-up because companies value long-term customers. Software is another strong choice, especially subscription-based tools like project management or design platforms, often paying 30% or more per sale, sometimes recurring monthly. Travel can surprise you too, with luxury bookings like cruises or high-end vacation packages offering $300 or more per referral due to their high cost. Pet care is also lucrative, as premium pet products like specialized food or accessories can bring in $60 or higher per sale. The trick is to focus on niches with expensive products and loyal buyers. Try testing a few to see what fits your audience best. What do you think about these options?