Health insurance payments, Health savings account lots of options. 

On top of that you can find some great deals on TLC properties that need a little work but offer a strong ARV to expedite your initial cash back out with room for the next REI down payment.  

Do you mind expanding on how you attained closing cost and down payment?

Just dont miss payments and you will be fine!  

typically with seller finance there would be some period of monthly payments and then a balloon where you pay off the balance in full. 

Booking.com tends to be more hands on since you have to setup up a payment processor and take payments from guests.

I'll looking forward to your immediate response.Please resolve this issue ASAP, our tenants have already submitted the rental payment to your Appfolio account $49,987.00(attached report), however it is NOT showing this amount in your account at all, not even mention transfer the fund to our BOA account.

You can collect payment directly through airbnb or collect it through your payment processor (mine is Stripe) on your direct booking website. 

Low down payment (3.5%) is attractive, but comes with mortgage insurance and might not offer the best rates.

Most sellers only care if you close so you can usually use another form of capital stack other than what is on the agreement, however, the seller can force you to use the originally agreed-upon payment method.