there is always a reason behind a low price and a higher one, so it's important to find out why. As I always say, arm yourself with knowledge; to achieve that, view more houses, talk to more people, ask more questions, do more reading and researches. It's not easy for anyone to tell all here with just a few sentences; no one would know what is what you do not know.
I would focus on the following: ( V/ c ?* D5 o8 s/ q8 ^ x2 i+ {1. location 2. House type 3. Hardware and not software of the house 4. Exterior environment. ' {' H$ A# O# Y1 `/ W1 ?8 I# v$ Y 5. Relative elevation of the lot 6. Front elevation of the house.