Keeping it friendly and low intensity is more likely to be successful.I recently offered to completely replace my neighbor's fence next to my rental and they said "No".

I would start with them.I am not based in LA, so I don't know your exact laws, but I think I can still provide some initial direction for you to find answers, and maybe offer an idea to research.  

Take pics of all the junk (I mean high class heirlooms, which is what you'll say in the ad) and put it on craigslist asking for offers.

Plenty of houses in these neighborhoods are boarded up, and retail plazas are vacant.

My last 5 closings we went up against multiple offers to win those for my clients.

Went and viewed about 10 properties, made an offer on one without a buyer's agent, so that the selling agent would double end the deal and they accepted a below ask offer at a time when prices were climbing.How did you finance this deal?

new houses are getting sold for 600K, old houses switched to multiple offer selling model, just like some places in GTA.

And maybe @David Krulac has some further ideas to offer ...

My goal is to leverage equity through private money lending (PML) partnerships while building valuable relationships within the local investment community.How I Can Add Value:With 6+ years of experience running various businesses, I can offer high-level and detailed technical insights to help visualize and automate your operations effectively.For example, I’ve developed a dashboard that tracks company expansions across the greater Phoenix area in real time.

People are spending 400k for an ADU but Boxabl offers a studio, with appliances, full kitchen and full bath for 60k.