Despite revenue growth, Internet gambling is only legal in three U.S. states.
Regulators said the firms must advertise responsibly, and warned of the possibility of sanctions.
TechSpot: It’s been 12 years since PayPal supported online gaming in the United States, but now, two months after splitting from eBay, the company has started appearing as an accepted payment method on several US gambling sites including Caesars Interactive’s WSOP.com.
