However, after a successful transaction, I would need to pay the office $500.

A good escrow officer might be able to get to the bottom of this also with a few calls.

I only need an apartment with 1 bedroom and an office space.

A lady at the post office even suggested that maybe I should invest in a mailing address label maker.

Her office is 2 blocks from Grand Central. 

I’ve been a real estate agent for a little over 2 years now in Charlotte NC where I was a police officer for 8 years before starting my real estate career.

In the mostly low rental areas in NYC but are easy to get to Manhattan or good areas in Brooklyn, Landlords would rather rent short term than to rent to an unqualified tenant and potentially get into a court case, this is ASIDE from making better income on the STRs.That also reduces the supply of available apts.Other issues that has not been addressed but was touched upon when over-consumption was mentioned is that in these rent regulated buildings, there is usually a high demand for services, which will add to a landlord's expense, such as older residents demanding more heating despite conforming to heating laws (BTW, this isn't every landlord...

The agent proceeded to provide only three pictures of the facility (exterior main entrance, kitchen of one unit, and the backyard) and relayed that I can only perform a walk-through upon the submission of a Letter of Intent.Is it common to supply a LOI prior to seeing the units in an MFH? 

Hello,I just successfully purchased a 13,000sf office building in October of 2018 using owner financing with only 10% down.

The only thing that prevents this is if supply outpaces demand.