🧐Finally under contract on your dream home, yes!

Your minimum down payment amount for a 2-4 unit will be about the same as an often required 20-25% down payment on a co-op.

Read Gary Keller's The Millionaire Real Estate Investor for a deep dive on expenses. 

If there are multiple offers waiving that would help but most homes on the market are not flying off the shelves.

Aaron - thanks for the post ...wedge area off Monroe is solid .....make sure your financing is in place and lined up  before  beginning to property shop ....traditional lender have  programs that allow as little as 15% down if the  rental propety is a  1 unit 

What would make them come to a landlord who wants to focus on voucher holders?

I would love to hop on a call soon and discuss potential ways of collaborating or creating a win/win situation! 

Make a little money on the price and a little on the interest rate.

It depends on the deal.

There is plenty of good turnkey properties on the MLS for sale that would cashflow using the 1% rule and you wont have to overpay for them on a "promise".