If you already have broadband internet (cable, DSL, etc.), just get a wireless broadband router. This will enable you to make a wireless connection to your Internet service in your home. You will have to configure the router, but there are quick install instructions that do a pretty good job of explaining things. Your computer will need a wireless network adapter if it doesn't already have one.
Your technician probably used an EV-DO or EDGE service. These Internet services are a lot more expensive than cable or DSL. Anyway, your computer guy did ''fool aroud'' with his computer at some point to get his card that he inserted to work. You might want to stop into a Verizon store (if in the USA) or other cellular provider to get more information on these technologies. Here are a couple articles to start:
From last march, but informative:
From this month:
I have been trying to get information on this, a while ago my desktop crashed and because I had no way to get online the computer guy that fixed it brought out his laptop and put something in the back of his laptop and got instant internet connection just by putting some kind of cartridge on the back he didn't even need to fool around with the computer just put it in and boom there you go.
I am trying to figure out how to get a wireless internet and if there is anything that I can put in the laptop and get connected once its put in....without having to fool around to much since right now I have 2 computer's on a wired network so I don't even know if its possible, any info is appreciated..