Eventually he would be directed to put the letter into the box.

They would do their best with it, Lizzie said, but in a voice that suggested how little hope she had of her efforts to decipher it proving successful.
There was an opinion among some of the people that the letter should not be stamped by the sender.

The proper thing to do was to drop a penny for the stamp into the box along with the letter, and then Lizzie would see that it was all right.

Lizzie's acquaintance with the handwriting of every person in the place who could write gave her a great advantage.

You would perhaps drop into her shop some day to make a purchase, when she would calmly produce a letter you had posted several days before.