well thats part of the job  checking out your collateral.. :)  

He left his job last year and my team found him a property to flip.

Automated FAQ videos to cut down on repetitive conversations. 

Also, focus on 2 years of job/income stability.Class D Properties:Cashflow vs Appreciation: Typically, all cashflow with little, maybe even negative, relative rent & value appreciationVacancy Est: 20%+ should be used to cover nonpayment, evictions & damages.Tenant Pool: majority will have FICO scores under 560 (almost 30% probability of default), little to no good tradelines, lots of collections & chargeoffs, recent evictions.

Given the details you provided, I personally might not want to settle this in mediation with this tenant however as I'd probably just want a judge to cut through the BS and tell them to pay up and get out at this point.

Are you going to give them a cut of the profit?

I'm doing quite a bit myself but the cast iron part is a job bigger than I can handle.Any recommendaitons for rough-in plumbers in NJ and willing to travel about 15 miles outside of Newark?

It is your job not to be bitten by one.   

.- Most contractors will cut corners, or worse, once they figure out they won't be watched closely:( Your job will also go to the bottom of their priority list.Monitoring progress is relatively easy: hire that same inspector to go by weekly or before any payments to take a VIDEO of:1) What was done2) Quality of workmanshipOne other thing you didn't ask about, payments to contractors.- They all want 50% down or as much as they can squeeze out of you. 

Also, focus on 2 years of job/income stability.Class D Properties:Cashflow vs Appreciation: Typically, all cashflow with little, maybe even negative, relative rent & value appreciationVacancy Est: 20%+ should be used to cover nonpayment, evictions & damages.Tenant Pool: majority will have FICO scores under 560 (almost 30% probability of default), little to no good tradelines, lots of collections & chargeoffs, recent evictions.