There' s a buyer who will credit me the value of the lots towards a finished and tenanted property in their inventory.  

One of the things you can start doing is reviewing your credit score and work on improving it if needed.

They use PRICE LABS to create these score cards that test your price, data is pulled from Price Labs, well guess what you can access that right from Price Labs you do not need to pay them for that.

-Should I ask for credits to repair? 

We thought snapping receipt + sending invoice email directly to QBO was super attractive.However, we are finding QBO to be also cumbersome and pricey1) Personal credit card - If I mistakenly use personal CC, I have to manually create an entry (this happens quite often). 2) Pricey - $99/month is now really adding up.WE thought it would be a great early learning and investment to adopt QBO now as we scale (hopefully to MTR and LTR).

I have no debt, significant equity, good W-2, and excellent credit.

Yes it’s common to have an additional guarantor who has a balance sheet added as a credit enhancement.

Secondly, if you do offer these services at your property, do you use your business account, debit, or credit card to pay for the memberships?

Airbnb algorithm is a mystery somewhat - but the algo does factor your cleaning fee, cancellation policy, review score, and more when factoring visibility.

You also don't need to send them if you paid with credit cards or via intermediaries like PayPal Business.