in-hand

What classes can I show my Welsh section C 3 year old gelding in? And how should I turn him out? He is not registered & no breed/recorded breeding in his passport. His previous owner purchased him as a Welsh C part bred colt, no knowledge of dam or sire. He looks like a full Welsh, others have...

I will be going to my first show with my horse in 2 weeks time. He is a chestnut ID X and for now we will just be doing in hand. I have sorted myself with a jacket, its a toad green tweed with a tan faux suede collar. I am however stuck on what colour shirt and tie I should be getting? Can...