In addition to their sporting abilities, Labs make excellent service dogs. (thesprucepets.com)
And by the way, I've met several «pit bulls» who would make excellent service dogs. (retrieverman.net)
We have produced multiple EXCELLENT service dogs out of our litters, 2 Out of my current litter alone:) They are incredibly loyal, smart and even tempered, extremely calm and large which are ideal in a service dog. (nextdaypets.com)