Yes, QuickBooks Online for owner-level books + your PM’s Buildium for tenant/operations is the best combo.QBO structure: use Locations = each property; Classes = Owner vs PM activity.Chart of accounts mapping: mirror Buildium’s categories (rent, repairs, utilities, fees) so imports line up 1:1.Monthly workflow: export Buildium GL/owner statement → import to QBO (journal or detail) and tag to the right Location.Keep these in QBO (not Buildium): mortgages/escrows, insurance, pre-PM repairs, licenses, mailbox/RA, general overhead.Bank feeds & rules: auto-tag recurring spends; reconcile monthly.Outputs for lenders/accountant: P&L by Property (Location), Balance Sheet, Cash Flow, Debt Schedule, and a Schedule-E pack.

On the other side of the spectrum, I've had clients who insisted on saving $10k on furniture up front and, what do you know, they waded through the middle of the pack on Airbnb for years. 

Welcome packs (snacks, drinks, gift) are common in the hospitality industry.

They all feel like they are catching a falling knife. 

Its a powerful platform that's free, easy to use, and specifically designed for real estate investors and landlords so I would recommend any savvy landlords to look into it.Some Features:Free and Feature-Packed: Let's face it, nothing beats free, and Baselane delivers serious value without a monthly fee.

Cash is King-  yes, playing with a falling knife.  

Third pack the board with your allies and vote it in.

People are afraid to catch a falling knife right now in Austin.

Will make for a great cover photoHospitable or a booking site aggregator so you can get bookings from Air bnb,  VRBO, and booking.comDouble down on a niche - ours is families so language about cribs, pack and plays, toys, etc so the family with young children looking for a STR in our area knows they'll have everything they need.

I live on a very popular named lake here in MN, but it get's so packed with water traffic that it feels really small.