PayPal is still seeing strong growth, but a few flaws may provide room for newer rivals including Facebook and Square to make inroads, writes former PayPal executive and payment systems expert Ohad Samet. PayPal's reliance on traditional credit card systems, its concentration in the U.S. and the requirement that users be redirected to its site to complete a transaction are likely to tempt at least some small businesses and consumers to switch, he writes.

Full Story:

Related Summaries