Received a notification in the app for $5 off next ride when you add Paypal as a payment method.
Terms & Conditions
Your free $5 credit must be redeemed within 30 days. Valid for rides valued from $10 or greater (excluding tolls or taxes). Not valid with any other offer or promotion. Promotion expires on 7th March 2019.
Nice, confirming I got this as well (existing user)