We bought a new build in 2022, built by a local guy's LLC.

I am new to investing, have done a few flips in the last 12 months, but want to eventually start building out my portfolio. 

HOA fees in many of the downtown buildings really limit the potential for a solid ROI.

You build a solid reputation as a deal closer, vs someone who bails when their portion of the deal doesn't work out. 

Goals and HopesI want to build a solid real estate portfolio for financial security and freedom more me and my family .

The building was built prior to 1938, so there is no certificate of occupancy issued; not sure if that helps me at all.Thank you.

Tax Benefits - Can deduct most of my mortgage interest while building wealth.4.

What are some good things to be looking for and thinking about for a prospective buyer who is walking the grounds of a 47 unit building?

This way you can learn what it takes to be a landlord, produce extra income that can be put towards your mortgage, and build equity.  

and will build appreciation and equity (via tenant paying your mortgage) until you sell.Selling in 2-3 years for 121 Tax Exclusion is probably best, though.Anything else will depend on your investment goals.