The things that are really concerning for me would be missing hot water heaters, broken pipes, roofs at the end of their life span, etc.

Is the property in city water or will it need a well?

Also because this home is in a flood zone your insurance premiums may be quite a bit higher as well.

Water bills for 2019 2020 ytd. 

That also goes along with the saying that, "a boat is a hole in the water that you pour money into."

Thanks Hey Mike, So first let's hit the obvious that asking this, here, is the definition of "chumming the water" lol.

Hi I was wondering what would be the best way to prevent a house from flooding other than not buying a house in the flood zone. 

Today to develop these are the concerns: is there water available; is the plan similar/compatible with neighbors; parking; traffic; time frame; cost....  

He says, I have damaged it because of water. 

Base costs for a refinance are: appraisal $450 processing $995 title depends on state and county but $200 about escrow if an escrow state $200 flood $70 credit $30 or say around $1955 base cost+ plus interest taxes and insurance if due.