It sounds like the condensate line might have been blocked which is an easy fix.Their last line about reimbursement leads me to believe they will be flexible and actually care about the place versus trying to get a new fridge just because.

I'm not sure how flexible municipalities can be with regards to this type of variance. 

My schedule is pretty flexible this time of year.

Since land doesn’t typically appreciate as quickly as a home does, you need to stay flexible and ensure you have a way to turn a profit.

Are you flexible in terms of your situation?

Some tenants are more flexible than others.

Check with Lake Osceola State Bank in Big Rapids, I have worked with them and they were pretty flexible.

But I think the longer term potential is even greater as I'm one of those folks who think that in 10 years or so, banks will have finally sorted out how to appraise and value ADU's correctly as there will be an increasing market of buyers who want the flexibility of a separate dwelling unit on property for rental income and/or additional familial living space.

Also, the ten houses have much less risk:  Multiple tenants, multiple properties, multiple submarkets, greater flexibility for exit strategies, to name a few benefits.I know people make good money in this space, but I like the risk / return ratio better on mainstream housing. 

Willing to pay a premium for the flexibility.