Which of the following is NOT related to Penal Code 647 (f)?

Penal Code 647(f) specifically addresses the issue of public intoxication and the disorderly conduct associated with it. This code outlines the conditions under which an individual may be charged for being under the influence of alcohol or drugs in a public place to the point that they are unable to care for their own safety or that of others.

Disorderly conduct and public intoxication are directly related to this code, as they encompass behaviors that are disruptive and connected to being under the influence in public. Loitering could be relevant but typically falls under a different section of the Penal Code not specified by 647(f).

In contrast, invasion of privacy deals with the unauthorized intrusion into someone else's personal space or personal information and is governed by different laws. Thus, it does not have any direct relation to the specific issues addressed by Penal Code 647(f), making it the correct identification of the unrelated concept in this context.