Square's Cash Card Is Killing It August 13, 2018 admin Trading Ideas Comments Off on Square's Cash Card Is Killing It User spending has tripled over the last six months. …read more Source:: Yahoo Finance Get our FREE Newsletter! Discover Stocks with +1,000% Upside Potential! Thank you for subscribing. Something went wrong. Join over 100,000 investors and business leaders worldwide. Discover the Next Super Stock before the rest of the crowd. Your privacy is our priority. Your email address will never be sold or shared with anyone else.