Be sure to check with your lender to confirm their specific criteria regarding the property's condition.In short, fixer-uppers can qualify for DSCR loans, but the property either needs to be producing rental income or have a plan to do so after renovations.

I am not too certain on which specific strategies I would like to learn more about.

If you need help with landlord laws, house backing strategies, or traditional MTR investing specific to New Jersey happy to help.

As @Troy Gandee mentioned use the tax estimator on the County website or call the assessor.

very high risk even I only do them with very specific investors in mind and a plan. we dont flip land we develop every one. 

I'm unsure if they lend on new builds or not, they do have a website where you can set a virtual meeting with them.https://www.goodfaithfund.com/

I was just on their website looking at the permit process:CityofSac-STR PermitLooks like 90 days max until you get a conditional use permit but still reading as it seems a little unclear:A short-term vacation rental may operate from a location that is not the operator's primary residence for a total of 90 days in a calendar year.

As you begin your REI journey here is one tip I have for you:Use this website as you are trying to narrow down the places you want to invest in. https://www.areavibes.com/Its awesome because it gives you a "total livability score" & you can compare different zip codes & streets to others. 

If you want to network or ask specific questions about your local market, go to your local real estate forum and connect with investors from your area: https://www.biggerpockets.com/forums/86-local-real-estate-networking5.

There are a lot of market-specific issues you'll have to grapple with and also, there are plenty of landmines in MFR on its own in CT that you'll have to be ready for, in addition to the nuances and complexities of developing something like this.