How do mail trucks know what mail they need to get out next? What a question from my brother. You guys know the answer?

613084

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{"replyTo":"

612134 发表于 2019-11-15 21:22:18 it all goes through a mail sorting facility. Where it is sorted by area and delivery date and urgency. it is a huge process of sorting and scanning

","text":"Copy that.","replyToPid":252407}

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{"replyTo":"

497499 发表于 2019-11-15 22:49:09 And each driver is assigned to their own routes. It’s similar with FedEx and UPS. I took some time off the road to be a courier. Never again.

","text":"Noted.","replyToPid":252485}

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{"replyTo":"

707029 发表于 2019-11-16 00:15:31 They are MAILs so they know it all.  They don't ask.  ;)

","text":"hateR?","replyToPid":252628}

707029

{"replyTo":"","text":"They are MAILs so they know it all.  They don't ask.  ;)","replyToPid":0}

497499

{"replyToPid":0,"replyTo":"","text":"And each driver is assigned to their own routes. It’s similar with FedEx and UPS. I took some time off the road to be a courier. Never again. "}

612134

{"replyTo":"","text":"it all goes through a mail sorting facility. Where it is sorted by area and delivery date and urgency. it is a huge process of sorting and scanning","replyToPid":0}