Coming from a construction family, the saying oft heard saying was "it's more expensive to build up than out". Also, zoning codes can set limits on how tall of

Coming from a construction family, the saying oft heard saying was "it's more expensive to build up than out". Also, zoning codes can set limits on how tall of a building can be built. Four stories is a common limit which also happens to coincide with the max height for a timber construction is also four stories. If you're out in the 'burbs, you probably wouldn't want to see a random 10 story boring windowless concrete building sticking up somewhere.