For
Spreading out reduces crowding and pressure on services.
Against
It uses more land and increases car dependency.
Anonymous excerpts, translated where noted.
“Creating new Dense, mixed use suburbs and exurbs can increase supply of land, ergo more affordable housing, businesses etc.”
“Most people want their own living space, which includes yards.”
“Build missing middle, stop expanding outward.”
“There are no rail lines for public transit so they have to use buses.”