Here are some links for horse training or care:
If you have interest, or questions in the rescue or raising of foals and care of mares, these women are wonderful.
This is the system I depend on. There are lots of people out there who do good work, but I find that this one is calm, clear and effective. When I first found it, I had three horses and no real idea what to do with them. You can only look at them fondly for so long without needing more. Through this training system, my horses and I learned to respect each other and communicate. My colt trailors, and my fiery Morgan listens to me. I love it.
Do as much research as you can so that you can make informed decisions. The hoof, especially, needs a fine farrier, one who really knows his business and loves horses. Lamenitis can kill your horse - or, more correctly put, can make it so that you end up putting your horse down. One of my worst nightmares.
Know what is normal, so you'll know when it's not — the only way to catch some things in time (or to keep yourself from panic over nothing).
We have five horses on an acre and a half. The way I handle my pasture, I have grass from spring into November. you want the right grass. You want to divide up the land so that you can let it rest in turns. I have six divisions, making sure I have plenty of water for the horses in each one. You don't have to end up with a muddy patch of raw earth under your horse if you are careful.