If they closed the postal service, what would the big deal be?

Use email,fax,direct deposit,bill pay etc etc...I haven't received anything important via the post office in years.If they closed the postal service, what would the big deal be?
What about ebay? I buy a lot of stuff from ebay so it'd be a disaster if they closed the postal service.If they closed the postal service, what would the big deal be?
still the volume post handle is substantial and not switched to electronics mediaIf they closed the postal service, what would the big deal be?
I know MANY persons who do not even own a computer, much less use online resources. Let's not mention those who work there.

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