Eg if they complain it is cold in winter, but are walking around with short sleeves and no socks, then that's on them. 

Seems like okaloosa is very busy and lucrative during summer, but kind of a dead town in the winter. 

Yes, the spring/summer season sees demand ramp up, but that doesn't mean a house listed in December won't sell.If you buy in October/November, chances are you won't be listing until January, anyways.If I had a house completed on, say, December 15th, I would likely sit on it through the holiday season before taking it to market, but I would talk to realtors.  

You also have to deal with winter weather in the northern states and possibility of pipes freezing and higher heat costs (which would be paid by the tenant once rented out).

Inspector couldnt test it out due to it being winter.

Vacant properties in the winter run the risk of pipes bursting so avoid those.

Sam,I found that doing the 1031 exchanges during the winter has worked well for me. 

Chicago winters can be harsh, so we're curious if anyone has had a good experience using a heat pump with an ancillary heat strip for those extremely cold days when the heat pump can't keep up.

The home prices are also much more affordable, and from what I am learning, the Salt Lake City market is getting very hot, especially considering the Salt Lake City Winter Olympics in 2034. 

Within fourteen days, excluding Saturdays, Sundays or other legal holidays, after termination of the tenancy and delivery of possession and demand by the tenant the landlord shall provide the tenant an itemized list of all deductions together with the amount due and payable to the tenant, if any.