I'm not sure where to start with private money or hard money lending when it comes to covering rehab costs on a rental property that we already own.

First off, I do want to state that I'm not a lawyer and that you should consult your specific situation with your lawyer for the definitive answer. 

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This likely would come close to the cost of a ground up 3/2 ADU addition which is rare.  

He hired a mold remediation company and looks like there is significant amount of mold and the cost estimate to remediate is coming to 12k. 

@Noyessie HubertIf you plan to rehab all the units, if is more efficient and cost effective to do them at the same time.

If you have any questions about your Real Estate journey, Feel free to reach out!!!  

The idea that the very thing I enjoyed most could potentially make me financially free one day seemed to breathe life back into a confused, lost 16-year-old.For over a year, I continued to watch, listen, and read about real estate investing, as well as study to take my Michigan Real Estate License exam.

Hello BP community,I'm interested to learn what most investors do with the portion of rental income commonly set aside for cap ex, repair, and vacancy costs.

Unless the seller is willing to finance more of the property, you will likely have to put in 20% plus the rehab costs.