There's not much of a supply in Bucks County when it comes to duplexes, triplexes, and fourplexes, but you can also start with single family homes depending on your specific situation.

There was a webinar feature on BP with an investor in South Jersey and it was mentioned that in S Jersey in the big tourist areas that there is a major supply for short term vacation rentals but not really for long term rentals which makes it a great opportunity to invest in!

What are realistic expectations  of returns for simply supplying capital?  

It's hard to get a reliable read on the market and understanding what is due to the COVID situation vs. fundamental supply/demand shifts. 

More demand than supply keeps pricing going up. 

The old R-22 is illegal to import or manufacture so the price is going to climb as supplies dwindle.

Replace return and supply steam pipes for radiators with PEX, run in-wall.5.

It's because of we have decline in supply.

We found a niche where there is demand and no supply for nicer property in the suburbs. 

For example, if there is a large property that my firm cannot go in on alone, would the listing agent help put us in contact with another party who could supply the rest of the capital?