The only reason anyone would sell salt more cheaply than usual would be because he was desperate for money. And anyone who took advantage of that situation would be showing a lack of respect for the sweat and struggle of the man who laboured to produce it.
For a writer you have to be interested in different cultures, different backgrounds. You are not there to write only about your village. You're there to show a bit of your village, but also to understand other villages.
The two hardest tests on the spiritual road are the patience to wait for the right moment and the courage not to be disappointed with what we encounter.