LA Rent Control — Does RSO Apply to My 1990 Apartment Building?

I publish illustrative scenarios prepared by my practice. All participants and conversations are fictional. The fictional posts are not posts by real users, accounts of client experiences, or reports of actual results.
Illustrative scenario prepared by my practice.
For informational purposes only. This is not legal advice.
Hypothetical question

Looking for advice on this situation. LA Rent Control - Does RSO Apply to My 1990 Apartment Building? What are my options here?

Details: I'm in a situation where I need to understand my legal options. Has anyone dealt with something similar?

Illustrative response

Get everything in writing with your landlord. Verbal agreements about repairs, rent reductions, or policy changes are unenforceable in practice even when they're technically legal.