It's rather we bankrupt everything if we continue this permanently.

In that case - your cash requirement would be down payment (if any) and closing costs - and then refinance into permanent debt within 12 months once the property is renovated and rented. 

They thought they were permanent too :)

However, my family is looking to buy another vacant lot as a permanent home.

You start with conventional bank financing, on the commercial loan side, and then proceed to get Permanent (or in our banker parlance, take-out) Financing that is put in place to improve cash flow and/or to assume/sell to investors.

We do not have a permanent maintenance man.

I'll follow up with my CPA after I get one for more details but thank you @Basit Siddiqi for pointing me in this direction and anyone; feel free to add any additional thoughts or insights if you can :-)@Peston Parsard, moving expenses are no longer deductible for Federal returns unless you are a member of the Armed Forces on active duty and, due to a military order, you move because of a permanent change of station.

What are the requirements in California for an RV parked in a private property converted to a permanent residential structure?

If I parked and sited my property to fit a nice RV, I have a renter (verbal "yes" so far) so I'm exploring the optionHas anyone done long-term rental of an in-place RV and can share the differences/similarities to sin...

You can print this one on your computer, no need for the “official” printed forms.W-9 asks them to enter their name, address, and tax ID – which can be a SSN, ITIN (for people who are not permanent residents) or EIN (business tax ID).