Density in one city or spread across jurisdictions when building a short term rental co-hosting book to twenty units

Mapping out what a 20 unit co-hosting book should look like before taking a single owner tends to land on the same fork every time. Density in one submarket is the operational answer. One ordinance to learn, one permit process, one set of inspectors, one cleaner crew that can run four turns in a morning without driving, one storage unit of shared linens and consumables. Cost per turn falls as units are added in the same loop, and pricing improves from watching twenty comparable calendars in the same market instead of guessing. An annual registration requirement, once learned, becomes a genuine edge, real expertise that is worth something to owners. The cost is that every unit answers to the same council. Caps, primary residence requirements, permit lotteries, and enforcement changes are all local and can arrive on a single vote. Rules and how they are applied vary a great deal by city and state, so anyone building either way should be reading the current ordinance directly and getting a local attorney's read rather than relying on forum consensus. A capped market can shrink an entire book at once, with no clause that saves a book that no longer legally exists. Spreading across two or three jurisdictions caps that specific risk, but multiplies nearly everything else: two cleaner labor pools to recruit and retain, two compliance calendars, two sets of local rules only half known, more driving, no linen sharing across markets. The case for it is that a resort market paired with a business or medical travel market smooths seasonality, a February hole in one being a February peak in the other. The counterargument is that anything under 20 units spread over two markets is really just two small businesses, each too small to run well. A third position is staying small on purpose, six or eight units in one market, charging 22 to 25 percent, doing the work without a coordinator. Lower ceiling, much lower fixed cost, and the freedom to walk away from a bad owner without breaking the staffing model. Which of these an operator should choose depends heavily on how much regulatory risk they are willing to concentrate in one jurisdiction versus how much operational complexity they can absorb.