Most people like to figure it out themselves but lack the support or knowledge in all parts of multifamily investing.

Have proof on hand (easy enough to find) online of the missed tax payments and any documentation that supports that he specifically didn't pay his taxes.Probably a simply mistake on his part, but now if he wants to develop on it, he either has to land lease it from you or buy it back.I'm not sure how the whole tax deed thing works, so that would be something you have to figure out between the two of you.

SF investing supports my lifestyle goals better than MF, because it is a lot more passive and I can focus on my other businesses.Which brings me to the next point.

Then, gather evidence like recent sales of comparable properties to support your case.

I'm also considering Halethorpe because it's a good commuter location.Some people really like supporting the city in which case , northeast Baltimore would seem to the best place to buy a single family, in my opinion given the taxes situation and given that none of those areas are walkable I’d rather just be in the county and pay Lower taxes, and it’s not like northeast Baltimore is much that much cheaper than Baltimore county, hathorpe is mixed, arbutus is nice, I hate the housing stock there, would rather be in Catonsville if I was considering western Baltimore county. 

Since Stamford’s market supports higher-end finishes, who is your target buyer, and do you really need top-tier finishes to maximize ROI? 

I own a recruiting agency, and I always do my best to support my candidates, getting them an extra $30k-$50k salary if possible, and making sure they're going to a better place.

If you find discrepancies, you can submit a rebuttal to Kiavi with supporting evidence (e.g., better comps, rent roll, market trends).

It lacks organization, members are logged into WhatsApp and the community is expected to support one another.

(and I would definitely support paying the $149 for listing on FF)Beyond FF, Airbnb and ALE, it's going to take time and leg work, and which platform will depend on your market.