Originally Posted by Zexious
^Potential size and competition? Cost (like you stated) is another big one... As is required turnout.
Sorry I can't help out, OP. I'm not currently OH! D:
As long as your turnout falls within the color range, and is neat, it is fine. And, really, you are only competing against yourself, and the ideal in the judge's mind, so the rest of "them" do NOT matter!
PLUS, even if it is a HUGE show, you ACT like you are having fun, so your horse will have fun, and everyone will want to be in YOUR barn!!