Good choice Firesign with the GPZ500, and with is been an older bike it won't be the end of the world with a topple
If you looking for newer bikes later on, as mentioned earlier, Honda CBF500, 600 and 1000's can be lowered to grasshopper height without bankruptcy or ruining the handling.
A few people have mentioned the one foot down is OK thing. It is to an extent but bear in mind that most blokes have a lot more leg strength than women meaning they can recover a topple easier.
Now crack on with the DAS and we'll see you at KISS