After finding what might become your next home in the MLS listings, one of the next steps will be to go and see it for yourself.
Viewing a house though isn't a matter of only using your eyes. If it were, you could just send a surveyor with a camera and check his photographs afterwards. While the condition of the house is of course important, with problems like damp or hairline cracks a big red flag, viewing a house also requires you to use your ears, nose, and a certain intuition that is hard to describe.
When viewing a property from the MLS listings or anywhere else, you need to ask yourself, "Could my family and I actually live here?"