They will handle all aspects of renting out your second home.Long-Term Rentals (LTR): The management firm can find long-term tenants for your property, screen potential renters, handle lease agreements, and manage any issues that arise during the tenancy.Seasonal or Short-Term Rentals: If you prefer to rent out your property on a seasonal or short-term basis, the management firm can handle marketing, bookings, check-ins, check-outs, and cleaning between guests.

I do very well with the Airbnb income and do not want to turn it into a long-term rental.

Running the taps for as long as we have to try to get all the bleach out is going to make the power bill through the roof.

Which is more rent reliable, best growing, both for cash flow and long term appreciation?

Long Distance or Local

So the follow up question is, does it make sense to keep a property for that long and not dig into its equity for 21 years?

If you wait for a long period, you may lose out of that home.

I'm looking at a long term appreciation, and in the interim serve as a second home / STR or even LTR.

Is it too long?

I'll stick to the Lightning... but I still have my long-paid-off 1996 RAM 3500 dually and 1999 RAM 2500 just in case (especially if I ever have to tow long distances.)