But we can only assume since you stated this does not have to be disclosed because the work has been repaired, that you have confirmed the reapirs were done properly and in acccordance with any and all codes. 

@Dalton Foote I have had tremendous success using direct mail and mailing the owner of record where the tax bills get mailed to.Generally, property management companies don’t pay the real estate taxes so this gets me right to the owner.Targeting wise, I would just do a zip code filtered by unit count using a service like listsource.  

These are professionals with additional training and a stricter code of ethics.

Each housing authority (HA) provides a voucher amount determined by bedroom and some further define it by zip code or city within their covered area.

I had an electrician run wires in an attic, telling me up front that the house won't be up to codes, he's only doing the one or two things I asked.

What areas/zip codes do you recommend?

These are professionals with additional training and a stricter code of ethics.

The bay area has many old houses so be aware of what it will take to being them up to code and meet insurance requirements.

These are professionals with additional training and a stricter code of ethics.

Quote from @Dalton Summers: Hope this helps. https://codes.ohio.gov/ohio-revised-code/section-4735.24(A) Except as otherwise provided in this section, when earnest money connected to a real estate purchase agreement is deposited in a real estate broker's trust or special account, the broker shall maintain that money in the account in accordance with the terms of the purchase agreement until one of the following occurs:(1) The transaction closes and the broker disburses the earnest money to the closing or escrow agent or otherwise disburses the money pursuant to the terms of the purchase agreement.(2) The parties provide the broker with separate written instructions that both parties have signed that specify how the broker is to disburse the earnest money and the broker acts pursuant to those instructions.(3) The broker receives a copy of a final court order that specifies to whom the earnest money is to be awarded and the broker acts pursuant to the court order.(4) The earnest money becomes unclaimed funds as defined in division (M)(2) of section 169.02 of the Revised Code and, after providing the notice that division (E) of section 169.03 of the Revised Code requires, the broker has reported the unclaimed funds to the director of commerce pursuant to section 169.03 of the Revised Code and has remitted all of the earnest money to the director.