There are few things that homeowners dread like finding moisture in the basement. Even if your basement has historically been dry, that doesn't mean that it will stay that way. Over time, even dry basements can end up developing moisture problems. If you've never had to deal with it, you may not fully understand the source of the problem or how to resolve it. Here is a look at the fundamentals of what causes leaky basements and what you can do about it.