Service dogs are pets who receive special training to perform certain tasks. This could include training people with disabilities, and guiding elderly people and others. Service dogs assist their owners in performing tasks that are directly linked to their disability. These dogs can be of any size or breed as long as they provide the assistance that their owners seek.
If you have a dog you want to certify as a service dog in San Francisco, then it is possible if you know how to go about the process.