Currently having the same issue.

The remote location, challenging terrain, workforce issues, and limited availability of nearby utilities contribute to this.

If all 3 units are roughly the same value, then you are only getting 1/3 of the total potential benefit.There's a lot of technicalities I'm intentionally skipping here, to distill the core issue. 

This is especially true if the property requires significant upkeep or if the heirs live far away.Owners of Distressed PropertiesSellers who own homes in poor condition and can't afford the necessary repairs may prefer to sell as-is rather than invest time and money into renovations.Landlords with Problematic TenantsLandlords who have been dealing with problematic tenants, frequent vacancies, or costly property damage might want to offload the property quickly to cut their losses and avoid further hassles.Owners Facing Major Life ChangesSignificant life changes, such as health issues, retirement, or downsizing, can motivate people to sell their property quickly.

I do not use online payments because of this issue.

However the tenant is telling me they have personal issue and wants to move out of the lease or asking me options to break the contract. 

To team up with her would solve 90% of the issues you could encounter too.

If there are any recommendations for attorneys that specialize in Real Estate Law in the STL area, please send them my way!

Also, can I insist on single occupancy in each room without violating antidiscrimination laws? 

Entities that are not "disregarded" need their own QBO to ensure their balance sheets remain 100% accurate.To @Jake Baker's point, we do run into an issue every now and then with some transactions that don't allow us to designate the customer/property but we've found ways to get around this and still have the transaction reflect the appropriate customer/property.This allows us to pull all the financial reports our Clients and their tax pros need to see.I'm in no way saying our way is the end-all-be-all but it works for us and our Clients' tax filers/advisors.There's a FB group called, "Bookkeepers for Real Estate Investors".