When cutting men's hair, the service shouldn't end once you've created the perfect Hard Part or undercut. Providing a beard trim is a great finishing touch to any service, and should not be left off. After all, the facial hair is an extension of a haircut and shouldn't be ignored. Plus, if his facial hair looks as good as his actual hair, he is much more likely to become a loyal client. Here's how the pros at WAHL Professional suggest you groom, trim and shape his beard.