With the ability of getting enormous amounts of information off the internet Dog obedience training can be free.
1. Dog Training involves teaching the human first. If you don't understand their behaviors and know how to properly comunicate with them it won't matter how smart your dog is you won't be able to teach them. If you don't understand why they do the things they do it will be harder to control their behavior.
2.Videos can be great tools to learn from. Youtube has numerous videos that can be accessed for free. The videos will show you how to accomplish a behavior, what to do and what not to do.
3.Blogs and articles on the web are great resources.There is an article about almost every behavior. There is also always more than one way to teach a behavior. If something is not working for you don't be afraid to look into some other way of doing it.
4.Attend a dog show or other activity. Some of these activities may not be free but they are a great way to learn. It gives you the opportunity to interact with others who share a common interest and many will be happy to share what they have learned. Some people are visual learners and it's amazing what you can learn if you are willing to try.
5.Practice will help you learn. Dog training is a hands on activity so the only way to really learn is to try it. You will start to understand what works and what is not working. If it's not working don't be afraid to look for other ideas how you can improve with your technique.
Dog training doesn't have to involve large amounts of money, it will just require your time and effort. So get off you computer chair and give dog training a try.