A 2-minute hailstorm can cause cracked windows and headlights, and create surface damaging dents and dings to unprotected vehicles that not only mar the appearance. But break down protective finishes; an open invitation for rust and peeling paint, causing further damage.
Ideally, your garage should comfortably accommodate your household for years into the future. With this in mind, build something with a bit of room for growth if your household is young. If your children are already grown and out of the house, scale down your plans to fit your current needs. Avoiding this particular mistake is not an exact science, but some educated guesses can help save you from wasting space and wasting money.
If you're building a new garage and have the space available on your property, consider making that garage large enough to accommodate all your vehicles. While the initial investment will be higher, you'll ultimately save a great deal of money in rental fees.
When building a garage, your vehicles are a natural way to determine how large the new structure needs to be. However, this can be a tricky thing to figure out.