How can I tell if it's working?

There are many sites on the internet that you can use to verify how you have connected to the internet. Your IP address will change when you use our VPN. Here is a selection for your use: 

http://www.ipaddresslocation.org/
http://www.whatsmyip.info/
http://www.speedtest.net/
http://www.yougetsignal.com/