I found it researching online after many months.

We have trades we use on jobs and know what they will charge which is often considerably less than what Joe Homeowner would pay for the same job . . . the trades know we will be using them again and again. 

Overall, you're spending $25k in extra costs and a monthly pmt that's $500 higher to keep $50k in your bank account. 

Hey Steve we put on 2 monthly forums in Scottsdale. 1 for fix/flippers and the other for STR investors, no sales pitches or courses just a market update and networking with other professionals and service providers!

Quote from @Alecia Loveless: Something is better than nothing, but I would offer more like $250 or 1/4 of a month's rent.

You would need to tap into what the market may draw because not all markets could support this type of guest avatar.You may be able to get just enough bookings to at least cover your monthly expenses by leaning into your listing and how you market the property.

5k a month in passive income does not come quickly.

HELOCs are interest only hence on that $200K, it was a monthly interest rate of $1,200.

What are current loan terms today versus 2 months from now versus in 2 yrs?  

I have a client who wants to rent his home for 30 days or more, but not full year leases, just a few months at a time.