Heloc’s are best utilized with a short term strategy, ie flx and flip, to BRRRR, etc.

My original plan was to utilize a real estate agent to be my property manager that I met through a Dave Ramsey referral program, but I'm exploring if I should attempt this on my own.  

Planned energy-efficient HVAC installations will replace outdated ceramic heaters, reducing tenant utility costs, lowering insurance premiums, and qualifying for utility reimbursement programs—a win-win for tenants and investors alike.Inflation HedgeReal estate is historically a strong hedge against inflation.

By utilizing section 8 income we will turn it into a property that is insured beyond belief and make over $ 418,000 gross $320,268 net.

I would definitely go with a utility cap. 

Consider cleaning, lawn care, snow removal and supplies as well as utilities  in your calculations.  

Get your insurance in business name, utilities can be put in business name.

I cant imagine that renters would rent a place and not want to utilize the garage.

For example, what is the monthly revenue for the property and what are the "All In" expenses, including mortgage, taxes, insurance, utilities, repairs, etc...

I'm not sure where your home is located but many property management companies, like mine, offer tenant screening services so I suggest you utilize that if possible.We pull credit (with score), criminal background, eviction etc.