What I would suggest alternatively is putting a clause in the lease that anyone above the age of 18 that's going to be living in the unit for more than 7 days has to be approved by the landlord and pass credit/background/income check etc. 

Good credit, good job history of 14yrs with the government.

Other students that have scaled their portfolios quite a bit have learned to let their team handle the day to day hurdles of portfolio management (you still need to keep them accountable of course), so they can focus on some of the more growth focused tasks.

They've been invaluable for helping to organize all of this.For Periscope - You'll have to download the app and probably set up an account.

Would it be advisable to sell one of the investment properties to finance this, or should I explore using a Home Equity Line of Credit (HELOC)?

Does anyone have experience offering paid laundry (coin/ credit card at the machine) to multi-family tenants?

As a partner in the LLC, you and your wife will receive a K-1 form from the partnership, detailing your share of the income, deductions, credits, etc., for the tax year.

You should make sure that the rental revenue meets all of your costs, including the mortgage payment, property taxes, insurance, maintenance, and vacancy allowance, since monthly rental prices might range from $1,000 to $1,600.Property Appreciation: Take into account the market's expected and past rates of property appreciation.

Run their credit like you would for anyone else. 

What's the going rate for 30 year fixed DSCR (loan amount approx $150k)  Good credit and enough experience investing.