You can track affiliate sales with the link provided to you with the uses of Google analytics. You can check the affiliate network's dashboard for real-time data on clicks and conversions. You can add tracking parameters to your affiliate link to see which campaigns are performing well. You can use tracking tools like Voluum to monitor sales and optimize campaigns. You can also look for conversion data in your affiliate account to see which sources are driving sales. You can review monthly reports to track overall performance. Always monitor performance and make adjustments to improve your results over time.