Why are Home Phone services popular?

You know those little boxes that when plugged up, you can use your traditional phone or cordless phone on them? They typically use gsm like a cellphone. People typically plugs them in a jack in their house and it distributes the phone service to all the jack in the house. Let's look at the disadvantages, You... show more You know those little boxes that when plugged up, you can use your traditional phone or cordless phone on them? They typically use gsm like a cellphone. People typically plugs them in a jack in their house and it distributes the phone service to all the jack in the house.
Let's look at the disadvantages,

You cannot fax on them
You have to tell the police your location in the case of an emergency.
The ring is not a original landline phone,
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