A Horizontal Property Regime (HPR) is a zoning policy which essentially allows for two new houses to be built on a piece of land that was previously zoned for just one house. This results in tall, narrow houses, either attached or separated by mere feet. HPRs were created to accommodate the rising number of people desiring to move closer to cities; they allow for more houses to be built in older neighborhoods, which are closer to urban amenities where previously-existing single-family homes were more spread out.    Read the article…………………