i have an 810 also have a laptop at home and subscribe to vonage(voip) for my household telephone usage can i use the phone feature on the 810 to make call when i am at home on the internet with my 810 ALSO when I am out at wifi spots what is the sasiest way to make calls I see all the info on the 810 keypad ,etc what exactly is it ste up or can it be set up to do in reference to making phone calls I AM REAL NEW AT ALL OF THIS GET CONFUSED REAL EASY THANKS FOR ANY PATIENT ADVICE