Activities which, in the modern city, tend to be relegated to specialized public locations, were, in the preindustrial city, piled upon one another, as it were. Buying and selling, for example, often took place in the street itself, for the wandering vendors were everywhere.

XREF: Connects to Jane Jacobs's urbanism arguments about mixed-use streets versus modern zoning's specialization of commercial space.

XREF: Connects to city-design literature like Jane Jacobs's observations about mixed-use streets and the vitality of unzoned urban space.

Lyn H. Lofland, World of Strangers_ Order a…, loc. 201