Note, this is from direct experience.It might be wise to also consider selling since home prices are slightly up in the past 2 years. 

Another possibility is a cash-out refinance on your dad’s house if it qualifies, which would tie the loan directly to that property.

Do you also offer direct booking?

Property manager and assistant property manager (as your direct contact)cheap, fast, and good - typically you can only pick two

Seller Financing or Private MoneyNegotiate low or no down payment directly with the seller.Private lenders may offer low down options if you find a great deal.

We are direct lenders, meaning we lend our own money, for flips within approximately 1½ hours of our home.We walk through every property to avoid surprises and to confirm the rehab estimate.

Leveraging our market connections, we identified the property’s potential and negotiated favorable terms directly with the seller, securing it at a highly competitive price.

My market is San Diego so I do not have direct referral for a GC in north Hollywood but I will say my preferred way to get contractors is direct referral.

For your scenario, a DSCR loan could work well if the property’s projected rental income can cover debt payments, but most DSCR lenders don't include renovation costs directly.

With the use of VRBO, Booking.com and direct bookings can all raise your chances of staying booked and being successful.