•Are there any specific neighborhoods or zip codes to target or avoid?

You might consider other strategies, like taking a home equity loan or refinancing to fund repairs, but consulting with a tax professional or CPA would be the best next step for your specific situation. 

Feel free to call if you have a more specific question.

One of the most important steps you can take as either a startup landlord or seasoned one is to use a platform specific to property management as it will elevate your operation and save you tons of time.The good news is that nearly every software designed for landlords includes these features.

I than let them know my top choices for PM/TP provider in that specific market, not just my own but whoever I see as current best, and what there rates are.     

However, there is no specific holding period contained in the tax code or regulations and there is no "safe harbor." 

Fractional TICs give owners the financial independence that has been associated with condos, without the need to wait for a condo conversion, a process which can take anywhere from 2 to 10 years depending on the specific requirements for the subject property.

.: What is the average conversion rate for cold calling using software like PropStream, specifically targeting probate, foreclosure, or tax delinquency leads?

Learn what each one of these are, and see which makes the most sense to apply to your specific financial plan. $150 cash flow on any rental especially a triplex is dangerzone imo. 1 month of vacancy of 1 unit could destroy a years worth of financial gains.  

This specific deal was a close friend's apartment that he was renting.