Neighborhood watch organizations with broad community support and engagement. A politician can run on LE reform, but they usually cave to police orgs once in office because the police are the sole enforcers of the law. If people want police reform then we all need to be willing to take responsibility for the crime that happens in our communities and become active in its policing/care.

This old house on PBS. There are also plenty of books with valuable info at the library. I found some free texts online, which had become public domain, and showed exactly how my home was constructed one-hundred + years ago. YT used to be a better source, but a lot of content providers are going to try and sell you crap you don’t need.