One-third of every single-family home in Chicago is a bungalow. Not a fraction. Not a niche. One third. The Chicago Bungalow Association, founded in 2000 specifically to preserve and adapt these structures, puts the count at roughly 80,000 bungalows within city limits alone, with nearly 100,000 across Cook County. Architectural historian Daniel Bluestone has documented how post-1871 fire codes pushed Chicago builders toward brick construction, and regional clay made that brick cheap, around seven dollars per thousand units. That decision, made over a century ago, is the reason these homes are still standing. And still worth buying. While Lecture 4 covered financial strategies like house hacking with two-flats, this lecture focuses on the unique value proposition of bungalows, emphasizing their potential for forced appreciation through strategic renovations. Built primarily between 1910 and the mid-1930s during a population surge that pushed Chicago past two million residents, these homes were engineered for density. Each one sits on a standard 125-by-25-foot lot, rises 1.5 stories above a full basement, and features low-pitched hipped roofs with wide overhangs, generous windows often with leaded art glass, and solid brick walls influenced by the Arts and Crafts movement and Prairie School architecture tied to Frank Lloyd Wright. That construction quality is the audit baseline, Collin. Good bones means the skeleton is sound: straight load-bearing walls, a dry basement, a roof with structural integrity, and brick that has not been compromised by water infiltration. These are non-negotiable. What does not disqualify a property is cosmetic decay. Peeling paint, dated kitchens, worn flooring, and old fixtures are surface problems. They are also your margin. The critical distinction every buyer must internalize is this: cosmetic fixes cost hundreds to low thousands of dollars and return multiples at resale. Structural repairs, think foundation cracks, failing joists, or compromised masonry, cost tens of thousands and compress your equity before you ever build it. So how do you read a bungalow before you buy it? Start with the basement. Water staining on the walls indicates drainage problems. Efflorescence, that white mineral residue on brick, signals chronic moisture. Then move to the roof structure. Original hipped roofs on these homes were built with quality lumber that often outperforms modern dimensional lumber, but flashing around chimneys and dormers is a common failure point. Check the boiler. A 100-year-old cast-iron boiler sounds alarming, but these units were built to last and are often cheaper to maintain than modern forced-air systems. Age alone is not the red flag. Condition is. The financial case for buying into this stock is direct, Collin. These homes provided affordable ownership for working-class and immigrant families for generations, and that cultural durability translates into neighborhood stability, which protects your equity floor. The Chicago Bungalow Association actively supports renovation grants and technical resources for owners. The historical and architectural significance of bungalows, combined with their solid construction, makes them ideal candidates for strategic renovations that enhance market value. A bungalow with good bones and a bad kitchen is not a problem property. It is a pricing gap. Find that gap, execute the right renovations, and the market reprices the asset on your terms, not the seller's. That is the audit, Collin. That is the play.