I'd amend your lease to specifically state you are not responsible for damage to their vehicles, assuming such a clause is permissible in your state.

I had a wholeseller show me the original signed contract but "forgot" to show me the amendments that were added.Talk to the actual owners. 

I would write up a contract amendment that specifically spells out the damage and nature of repairs.

I think you'll see most of the older (still active) HOAs without that provision attempting to amend the CC&Rs to include it.

Or, negotiate a new arrangement with you (i.e. amend the lease contract). 

Cash in on it, have the tenant write to you the details, and an amendment to the lease, for rent escalation!?

If you look at the CCC agendas right now you will see 3-5 LCP certifications each month because as you can imagine every entity is working to get their LCP amended simultaneously.

Then the contract never needs to be amended, as dates always stand. 

Be prepared to follow up with them several times over the years because it usually doesn't take.4: You will have to amend all your personal and business tax filings going back 10 years or to the beginning of your business. 

Here is a link with more information: https://www.sec.gov/corpfin/amendments-accredited-investor-definition-secg.