Deal Will Enable Citi Cardmembers to Use ThankYou Points at PayPal Checkout NEW YORK, 2017-Jul-21 — /EPR Retail News/ — Today (Jul 20, 2017), Citi and PayPal announced an expansion of their strategic agreement that will broaden consumer payment choices by enabling eligible Citi cardmembers to use their ThankYou Points to pay for all or part of purchases when shopping online at millions of…