Its 15 minutes to the nearest grocery store so I try to have all the toiletries, basic first aid, and basic groceries (bread, eggs, cheese, milk) for them at the cabin already. 

Milk route.

Money Mustache got me going on the financial runway/starter capital race.

What seems to be a "cash-cow" tends to get "milked" every year or two when your tenants move out.

Money Mustache blog - looking to find out more about real estate.

Money Mustache and Early Retirement Extreme.  

I don't think Kfalls is the land of milk and Honey but it's a lower entry point to play ball then other area's of Oregon.

Mr Money Mustache is pretty good at laying that out.After that you can begin strategizing on what real estate works in your area that can provide you the income you need in 5 years.

We just did 5 new mail boxes on a 4x4 cross bar & support for - Mail boxes $12 each- 4x4's $16.85- Apt # Lettering $5- Maintenance guy $25I would assume if they can get away with $100-$200 every couple of months they probably felt justified in milking you for quick $135. 

If your physical vacancy is 12.5%, your economic vacancy will be greater, perhaps even double depending on the tenant population, the neighbourhood and the rate of decline of the business.You need to understand the customer, and how the business arrived in its present state, before you can determine whether the pay-back on 50K of CapEx - not to mention the initial purchase - is sufficient.As others have posted here, it sounds like the Vendor has milked all of the equity out of the building - leaving the building with significant deferred maintenance; perhaps even obsolete.