Understanding how different horses might need leading in different positions. Remember: they need to be aware of where you are. Check their understanding in leading to know when they are ready for the next stage of leading.
Tips to be accurate in your direct leading rein. Watch how I pick the reins UP and OUT so you can get a good clear turn. Watch their thoughts - you want them to be thinking into the turn.
A training tip that will help you on trail to keep your horse's thoughts present with you. This can avoid tunnel vision and trail rides that forget to have a conversation.
Being aware of where your horse's thoughts might be and how to work with this. Understanding why tacking works. I find that it helps for them to come back into centre with me without using technique (like pushing) that makes them want to be further from you.