By all means, if you have a preference, get the sex you want. Different breeds have been bred with specific purposes in mind. Dogs bred for scent, for racing, for retrieving, etc, will exhibit these traits. Consider which characteristics you would like and which will annoy you. Do recognize, however, that dogs show individual personalities, and variety exists within each breed.
Breeds are only a general indicator of what to expect.
There are some breed-specific FAQ s available. It s very important to remember that cute little puppies remain cute little puppies only for a matter of weeks. There is a long period of ungainly and rebellious adolescence finally followed by mellow adulthood. If the dog s breed is not important to you, you should still consider the above list when choosing the dog. Many people have strong feelings about purebred dogs, especially the characteristics of the breed.