You can use a referral code to sign up with SingX. During the sign-up process there is a promo code area where you need to enter this code. Once you are on boarded with SingX, after 3-4 weeks you both will receive GRAB $10 Voucher on your registered email ID.
Sign up as a new user on the mobile app with a referral code to get 1 additional free ride. No payment is required.
Our members haven't found much information on Keybase's current referral program. Feel free to submit more details or clarify Keybase offers for other members' benefit.
Sign up using a personalized referral code to receive your first 5 credits to apply to any upvotes on Reddit. Referring users can also get 5 credits.