Geo-location technology is an important factor in state regulated poker site. Borgata will not allow you to play if there is any doubt as to your location. Proxy servers and VPNs will not get you access to the game. Cross-checking your IP address with Wi-Fi information is a common way of guaranteeing your location. If you are close to the border and using a mobile device, additional software which more accurately pinpoints your location may be used.