Not much if any attention is paid to the guarantors, credit, income, etc. 

Both generate passive income streams without you having to clock in at a 9-to-5.🏗️ Building Equity While Others PayWhen your tenant pays rent, they're helping you pay down your mortgage - building your equity.

One thing to be aware of is the FHA multifamily self-sufficiency calculation which determines if a property can generate enough rental income to cover its mortgage payments.

Year long lease typically, with subletting allowed to offset summer months cost to tenant.I worked out some high-level math: Assuming there is a 6 bedroom single family house for sale for 800k, and I can rent for 6k/month.Financing: 350k cash, 450k loan @30yr, 3.8%.Assumptions: 7% vacancy/yr, $4000/yr repairs, $10k/yr property tax, $4k/yr insurance, 8% management fee+50% first month rent on new leaseMonth-to-month breakdown: Income: $6000 Vacancy, Mgmt fee, repair, taxes, insurance: $2300Loan PI: $2650I'd take home ~$1000/month. 

This could help decide if the income is enough.  

Depending on your debt to income, you might have to sell or have an executed lease to secure financing to buy the second home.

I am not saying 25% threshold, I am saying they should work or have another solid way of income and can contribute a healthy portion of the rent. 

You’d get a consistent income which might bring you more income on a year to year basis than renting a room on Airbnb here and there.

With $1mm cash we can do 3 locations netting $40,000 before income tax per month.  

You might have to give up some income from the rentals but it gets you ownership of the park and time to fund long term financing.