Duplex can always add additional units via the ADU laws. 8) Related to number 1, purchasing a property with an existing ADU is cheaper than buying a property and adding an ADU.

That's why we focus on investing in Reno, NV, much friendlier tenant/landlord laws. 

The Federal Trade Consumer’s Bureau of Consumer Protection stops unfair, deceptive and fraudulent business practices by collecting reports from consumers and conducting investigations, suing companies and people that break the law, developing rules to maintain a fair marketplace, and educating consumers and businesses about their rights and responsibilities.In all other industries consumers are able to rate the performance of service providers and potential investors have a right to have these insights.

ONe would want to know what the resolve of the current HOA board is and do they have money to litigate this or willingness to do so.the 98 CCRs are valid .. so it will come down to a trier of fact and case law I guess if they sue you.

Check your state laws to see what is allowed and use a state-specific lease.

Quote from @Melanie Baldridge: Newton's law of tax: What goes down must come up.Everyone enjoys the sweet benefits of bonus depreciation, but what happens when you sell?

I obviously can't pick and choose what score to accept due to the Land Lord tenant act laws.

Pay for 2 hours consultation time from an attorney experienced in contractor real property law (if you don’t know of an attorney contact me and I will provide a referral) to understand the specific applicable laws, the risks, and potential costs2.

Recommend cash for keys here (like you already tried) and getting them to sign a termination of lease.If the lease period ended and they are on month-to-month typically you have leverage (depending on what your lease says, or local laws) to end the lease at the end of the month given prior notification.

If they complain, tell them to print out a copy of the law that says otherwise.