When you sign up for our affiliate program, you will receive a unique link. For instance: https://www.chiangmaitour.net/?ref=1 . The number at the end represents your personal account, so please check your personal referral number and replace this with your number. You can send this link to your family or friends. Or add it to any link or image on your website. Our system will track your visitor and leaves a referral cookie for 7 days. If the visitor decides to come back within 7 days to make the booking, the commission is added to your account immediately.