Additionally, I've been spending a lot of time evaluating condo / HOA management solutions and accidentally stumbled on ManageCasa, which offers a free trial and < 3 unit free tier that has allowed me the time to get in, kick the tires, and really appreciate their attention to detail and broad feature set that adapts to each unique industry sector.

Here's the deal: You don't need to withdraw and return the current security deposit just to collect the additional $100.

Is there a way to access the additional features without creating a new Stessa account through the BiggerPockets link? 

I do not see that home prices have dropped 2-3% and this is a lot of added savings in additional to a downpayment if so. 

Duplex have different zoning that may permit additional units.

Additionally, are there any other factors I should be considering when purchasing a duplex or triplex?

Duplex have different zoning that may permit additional units.

This is due to bonus depreciation which allows taxpayers to deduct 40% of qualifying property costs in the first year, in addition to regular depreciation for new construction and improvement.

Additionally, there typically are additional state protections (outside of the agreement) based on where the fund is located.

My budget is in the $200-250K range.Please feel free to let me know if additional details would help, and thank you in advance for your time and advice!