Be prepared to show why you chose the applicant you did and prove it was based on objective criteria like income, credit score, rental history, or whatever.

Let's use Brewerytown 10 years ago as a case study.

Hopefully it may prove helpful. 

I try not to mix friends/family and business, history usually proves it doesn't work out.

While house hacking your first year, continue to learn and study as much as you can.

That said I do agree that perfect ratings set off alarms for most, there have been studies with Amazon reviews about this.

However, if the property is tenant-occupied, accessing it for renovations might prove difficult.If your intention is to purchase a distressed property for value addition, I would caution against acquiring properties with existing tenants, as this can pose challenges in the renovation process.

Long story short, to get a loan for a primary home the lender has to be able to prove that you have the ability to repay the loan that is given to you.

Does anybody know if my father can prove his income to a lender when I try applying for an FHA loan instead of my income? 

These connections will prove invaluable when you secure your first deal and need to market the property.