Painting the floor with a high-quality garage-floor paint ($30–$40 a gallon) is supereconomical and provides decent protection. (A gallon should cover 200 to 400 square feet; see the product label.) ...

Yes, we know: you could turn any space into a dream garage if you could park three Porsches in it, like the lucky owner shown above. But we're not talking about the vehicles you put in your garage ...