Certainly threats of breaking into the units and stealing property sounds like constructive eviction. The others sound bad. Whether refusing to maintain the units is constructive eviction depends on what he was refusing to do.
From what you described, you may have a malicious prosecution claim against your landlord. Such a claim is not something you should do yourself. Speak to an attorney to discuss the benefits and risks.
With regard to your potential right to relocation fees under the Los Angeles Rent Stabilization Ordinance (RSO), you typically cannot recover the relocation fees if you voluntarily move out from a rental unit covered by the RSO. You should contact the LAHD. for more information.
Your best recourse would be to file a civil suit against your former landlord. I think you can sue him in small claims court if your claim amount is less than $10,000.
DISCLAIMER—This answer is for informational purposes only. It doesn't constitute legal advice. This answer doesn't create attorney client relationship.