Thanks Starrynight.
Gee sounds like these things are a BYB's dream. "The registered Blazer is well known for it's low maintenance costs (i.e. low feed and vet bills)".
I guess vets have a sliding scale; WB's and TB's are the most expensive to fix, Arabs and QH's come next, then maybe ponies/minis, and at the very cheapest are the Blazers. Discounted shots, floating, gelding etc... if it's a Blazer