Build Privacy Fences - The Family HandymanThen consider alternatives such as fast growing dense trees or bushes that aren't subject to the same height restrictions as fences. Or, if you have a patio or spa you'd like to ... And fences are so prominent that if you build without a permit, chances are you'll get caught and will have to buy one anywayand pay a fine. When you apply for a fence permit you'll get a copy ... Change the fence design to meet your needs. A solid, high fence may wall off prying eyes, but it also walls you in.