Triple check the zoning and I wouldn't proceed without paying for a feasibility study.

The number of disclosures and other forms you must supply could double or triple.

We did not want to be that landlord that seems to want to hold entire deposits for minor wear and tear so we checked, double/triple checked our calculations for what we did send over but the floors were really something we had to swallow after realizing we can't just do a quick sand and refinish.  

My biggest fear is that there will be some very expensive repairs that an appraiser will not pick up (i.e. lots of mold in the walls and roof, lead paint issues, plumbing needs a complete redo, etc.) and push me well over my initial budget to maybe double or triple what I pay for.

In the span of less than a year we had tripled our net worth!

Those contacts have at least tripled in 2018.

The contractor said that he does not sub meter for gas, as I would have to call others, which I do not have an issue doing, but said it may cost triple to have separate meters for Gas.

this added detail sure helps. triple check your arv. that and the repairs are key to your success. 

in 20, double or triple that by the time my wife and primary breadwinner retires.

The amount of customer calls has tripled.