The PM was basically being rude and said “well you shouldn’t have broken the furnace anyway.”

A friend and I created one recently:https://drive.google.com/file/...It was meant to compare costs between different lenders, but you can use it to just see costs from one lender as well.

But ya have to make some educated prognostications in life.Add this to the information your processing - What your talking about doing is eliminating around $4000 or interest expense (which is deductible anyway so really could be a real impact of eliminating $2800 or so) of debt in exchange for paying over $10K in capital gains tax (don't forget possible state gains tax as well).  

The biggest problem I see with seller financing is the cost of repairs (as well as holding, selling, etc.)

Commercial properties are not evaluated by "comps" (well not exactly) they are evaluated on cash flow.

On the other hand, the croissant are cheaper, local and work pretty darn well.

Rich dad and poor dad explains this concept very well.

For that amount, you might as well have purchased an extra smaller house.

I even put an offer in on a great BRRRR in Baltimore’s Patterson Park but was outbid, likely by an LLC that already has its own contractors ready to go.Crossing my fingers that all goes well in the inspection and I’ll move on to the next steps of property management. 

Don't apologize, don't explain how the 'chosen' tenant was more qualified than they were, wish them well in their search.You're running a business and you've made a business decision.