Some groomers trim against the hair grain. Schnauzers are actually supposed to have wire coats that you hand strip.
How to Groom a Schnauzer | Details about Schnauzer Grooming Instructions Video and Four DVDs
The Miniature Schnauzer is a cute little square faced furry coat. It is among the top twenty favorite breeds in the USA, UK, and Germany.
I like this better than the classic schnauzer cut with the skirt.