Pay for a professional apprasior and be there when they do it, and be sure all the utilities are turned on prior
be sure they know they are gonna be on the roof, in the attic, under the house and in the damn septic system if that what it takes, to get full inspecition
be sure to check the toilets, shower drains, kitchen sinks, disposals and diswasher drains, garage drains, bathroom drains for CONCRETE or LYE
look for suprises left in closets and access points
have the roof checked by a PRO roofer as well with an estimate for damage repair...
be sure Lot lines are cleary marked and fences are where they are supposed to be
be sure the neighborhood is somewhere you want to be for 5 10 20 years..bring a few meals and a bottle to piss in, be there saturday morning and sunday afternoon, and after school and after work a few days,,be sure it is what you want..
the sale is generally as is where is so be sure you have full knowledge of everything before you agree to buy,,
BUY A H.O.W,,,and use it..instal new locks the day you close
CHEF (have bought 5 such houses)