One should know exactly what one is getting into when signing a Home Insurance document with any company. There is a lot said between the lines which might not be easily understood by a casual reading of the agreement. Careful perusal of the document will reveal the loopholes which one can avoid with proper understanding. Then you will not feel cheated when one is denied compensation based on grounds which were not obvious to you when you signed the agreement for activating your Home Insurance Policy.
Standard Home Insurance policies do not cover so many areas which one automatically feels should be covered. And some companies which are not financially sound might not wish to enlighten you about the fact because you might want to opt out.

Some places, you might have to pay home insurance amounts of premium for flood coverage if you happen to be staying close to water bodies or if flooding occurs on regular basis because of overflowing rivers if you are staying in low lying areas. You will then be in a high risk category, so you’ll end up paying higher premium.
Some Insurance companies do not have coverage for earthquakes at all. Their standard policies may include coverage for thefts, vandalism, gas explosions etc. In such cases, special clauses would be introduced to accommodate your requirements. And, obviously, charges may be sky high