My next big project is the design/build of an old nursing home into a multi-family apartment building in Old Brooklyn on Broadview.

You are definitely on the right track.

I would like any recommendations/referrals for a real estate agent(s) who is knowledgeable, and patient, in the area of multi-unit investing by a newbie (and spouse).

My question is in particular to multi family real estate.

Advantages of syndicationMuch higher ROI to GP: They usually invest in the deal, so the ROI based on their fees is much higher than the ROI you would receive by purchasing a 20 unit with your own capital)Ability to acquire larger propertiesCons (sort of) of syndication Higher barrier of entry: need enough experience and track record for others to trust you with their moneyMore responsibility: you are using other people's money, and not just your own capital

Looking for a template/excel calculator (rather than building from scratch) to model investment for MF land develoment, buIld and Sale - wIth typical metrics: NPV/ROI and cash flow analysis. Does anything like this e...

Does anyone have any experience with converting SFR to a Multi? 

I have been seeing a lot of small multi-family properties that are going for $100K+ per unit, which to me is way overpriced.

Main Key Points to Always Know While Underwriting a Deal

How should I get started, and is it better to start with a Single Family home or Multi Family?