By Brian Voo
Nowadays, we find ourselves carrying cold hard cash less and less because you can just as easily make your purchase with payment cards, and track your spending online. Plus, it’s more secure than carrying $350 to buy the latest iPad Mini.
Certain payment or loyalty cards also let you earn rewards or entries to contests, but they do add up. They make your wallet unnecessarily thick and heavy. Perhaps it is time to swap the system again; this time, for something that you have always been carrying around: your smartphone. (more…)