dog training advice

When it comes to dog training then often, we come across many people in parks, in offices, on bus stops providing us tips and guidelines to train our dogs effectively. However, all these advices are free of cost they always possess thereat of being inaccurate or incomplete. It becomes really hectic to understand the different approaches provided in the dog training books, course manuals, DVD's or some other source as this information is found to be contradictory in many instances. Best way to find out the easy solution to all these advices and tips is to apply the technique on your dog and understand if it works better needs some improvisation and by making a blend of all tips, you can evaluate your own strategy that will be helpful to your dog as well for you. One of the prime necessities and misbalancing situation of our own mind occurs when we deal with rewards and punishment because still there are some conflicts and time related misunderstandings to understand the concept as a new trainer.  

What are the effects of punishment and reward in dog training?