it has come through cables which connects to the power lines out side which then gives it enough power to work through the whole house
Typically with a Computer and an Internet Browser
I don't have a home phone line, can I still use your service for fast internet?
you can use the internet to browse the web and access the learning web sites. .. which is one way to use it eficiently
Buy internet router and use WiFi for each of the computer to access internet
yes
Can you connect to your home network wireless network while abroad? No. But there is worldwide internet access in the sense that the internet is available anywhere. Macglobe.com has a good guide on internet use while traveling.
You can find home mortgage calculator on the internet at www.mortgage-calc.com. You can use www.mortgage-calc.com/mortgage/simple.html
Go to the Home Page and press Safari.
Just ask your neighbor for there password, then use it at your home.
wireless internet: for example you are able to use the internet on a laptop in your home without connecting it to a modem
There are a few companies that do pay for you to use the internet. Most of them are beta testers of new software.
you have to use wi-fi if you have a wirless router you do not have to pay monthly