That's great advice, just remember tighten up on the strop, keep it flat on the leather/linen go deliberatly, fast will come later on, learn to "Twirl" the razor between you finger at just the rigth time, use all five fingers to twirl it!!
The rest come's with lot and lots of practice.
Welcome the the Str8 hobby, you'll love it, we all do!

tinkersd