Also, keeping an eye on zoning changes or upcoming developments can help you get ahead of the curve.Would love to hear more about your experiences too—what areas are you currently focusing on?

We’re developers managing our own portfolio and don’t have any outside investors.

Assuming you want to aim for syndication, you sort of need to learn how to develop a pro forma that ties the return to an IRR/XIRR. 

I'm light on capital so paying a mentor isn't an option, but happy to split revenue (pay as I learn). 

It explains the team that you should develop to have a strong foundation under you while investing remotely.https://www.biggerpockets.com/blog/core-four-real-estate-team

From my experience you should expect a 10% to 15% of gross revenue for repairs/maintenance. 

So many population/job growth/companies moving and developing here - Intel headquarters, Google, FB, Amazon, Nationwide, Honda, Anduril etc.

McKinney and Princeton have been growing a lot and it is a good place to invest, but it is always related to what you are looking to achieve in a rental investment, appreciation or cash flow.At this time that area does not offer a big cash flow and due to the amount of development going on there, rental demand has declined a bit.In any case you have to make an analysis case by case.

I can also see the ends of the Commuter Rail lines being good too...like Haverhill for instance  The Salem/Beverly area is great and pretty pro-development/housing from what I'm hearing.

Getting Fair deals on labor and repairs comes from developing win/win relationships with contractors.