Yes, i totally agree with MsMittens that there maybe many legal reasons with him for the keylogger as there are so many companies working online providing very good keyloggers, as they are earning good and they have thier legal presence.

Like the one mentioned down is also a Parental Control kind of keylogger to notice your kids online activity in different chat rooms , websites and all just to be sure that your kid is not invilved in any illegal activity online.

http://www.keylogger.info/

Also check out the logics they provided on thier website for thier product


Take Care
B'Byez