This web site is one of the most useful for advice and info....
Qatar Living
Sign up to the forums and ask away - you will usually get some sensible answers in among the dross.
Wakra would not be my first choice for family accomodation - bit out of town and not exactly up-market. Might be a bit too close to the new port site for comfort ?? Construction traffic ?? Mind you you can get construction traffic hassles pretty well anywhere in Doha these days.