I use both methods, but the amortization is quicker, but not always reliable.

Flipping is more of a job with quicker payoffs, potentially, higher returns, and much more risk.

As you have to put your EM up and you have to have legit POF and corp docs and close in corp docs name.so for the average guy wanting to flip or double escrow or whatever this can be pretty cumbersome.based on that we have gotten some spectacular deals.. but again I shop in 12 markets and only 3 are worth the others are not worth it the prices are too hi and I can go to court house steps pony up my cashiers checks and do just as well much quicker without the Brain drain of navigating their system and the FLUNKY closings companies they use..

Learn what you need to know and do it and you'll find that you're on your way much quicker.

I would eventually channel more cash flow to the principal to pay it off quicker. 

You have a good point on the insurance side and I'll have to talk to my agent about it.All said and done, do you think I can recoup my costs quicker using Airbnb?

As an agent you'll have quicker and more accurate info on property with your access to MLS.  

I just want to give you some ideas of how retirement can come quicker than you think with proper planning.

Quicker closing?

It's great that you pay down the note quicker.